In this task, you're given a question, along with three passages, 1, 2, and 3. Your job is to determine which passage can be used to answer the question by searching for further information using terms from the passage. Indicate your choice as 1, 2, or 3.

[EX Q]: Question: How long did the war in which Massey joined the Canadian Army last? Passage 1:The Morris Brothers were born in Old Fort, North Carolina. Originally, they began performing as a trio together with a third brother, George Morris. In 1933, Zeke moved to Concord and joined J. E. Mainer's Crazy Mountaineers He made his first recordings with the Mountaineers in August 1935 för Bluebird Records. Four years later, in 1937, Wiley and Zeke along with banjo player Wade Mainer did some radio work in the North Carolina towns of Asheville and Raleigh. In April 1938, The Morris Brothers, fiddler Homer Sherrill and banjo player Joel Martin, calling themselves the Smilin' Rangers, performed at radio station WBTM in Danville, Virginia. In September 1938, Zeke recorded with Charlie Monroe as a replacement for Bill Monroe just after the Monroe Brothers had disbanded. The same year, Zeke's musical career came to a halt when he went to work in a cotton mill in Gastonia. In 1939, the brothers moved to Asheville and WWNC radio, where they resumed their career. After World War II they retired and opened an auto repair business. Between 1938 and 1939, the Morris Brothers made 36 recordings for RCA Victor.
 Passage 2:After leaving Union Station and crossing the Los Angeles River, the line follows the San Bernardino Freeway and El Monte Busway until just after the Cal State L.A. station; it then runs in the median of the San Bernardino Freeway to the El Monte Station along the former route of the Pacific Electric Railway's San Bernardino Line. Starting at El Monte, the line parallels the Union Pacific's Sunset Route (ex-Southern Pacific) for a few miles before turning northeast at Bassett onto a Southern Pacific branch. At (a former Southern Pacific/Pacific Electric-Santa Fe crossing), it switches to the Santa Fe; from Claremont to just west of San Bernardino it follows what was the Santa Fe's Pasadena Subdivision (and before that the Second District of the LA Division, the Santa Fe passenger main line). The San Bernardino Line is mostly single track with 6 passing sidings and short sections of double track near Covina, between Pomona and Montclair, and west of Fontana.
 Passage 3:Massey joined the Canadian Army at the outbreak of World War I, and served on the Western Front in the Royal Regiment of Canadian Artillery. Lieutenant Massey returned to Canada after being wounded at Zillebeke in Belgium during the Battle of Mont Sorrel in 1916 and was engaged as an army instructor for American officers at Yale University. In 1918, he was recalled to active service and joined the Canadian Siberian Expeditionary Force that went to Siberia during the Allied intervention in the Russian Civil War. On the orders of his commanding general, he organized a minstrel troop with himself as end man to bolster morale of allied troops on occupation duty in Vladivostok.

[EX A]: 3

[EX Q]: Question: What was the enrollment at Norwegian Academy of Music in 1954? Passage 1:Elvestrand was born in Østre Gausdal. His father was an organist at Østre Gausdal Church and Follebu Church, and he allowed Magne to play there in 1927. Elvestrand studied organ under Arild Sandvold and Fartein Valen, who dedicated his opus 33 to him, and studied theory, harmony, and counterpoint under Gustav Fredrik Lange and Per Steenberg. At the age of 18 he was made cathedral organist at Oslo Cathedral while Eyvind Alnæs was ill and then continued in this function after Alnæs's death until Sandvold was appointed to the position. During the commemoration of the 200th anniversary of Bach's death in 1950, Elvestrand played all of Bach's works at Grefsen Church, where he was organist from 1940 to 1967. He debuted as a pianist in 1956, and he performed his first full harpsichord concert in Copenhagen in 1962. Elvestrand served as the organist at Trinity Church in Oslo from 1967 to 1984. As a teacher, he worked at the Oslo Conservatory of Music from 1942 to 1954 and from 1966 to 1973, at the Norwegian Academy of Music from 1973 to 1984, and at the Huseby public school for the blind from 1952 to 1975. He retired in 1981. Elvestrand's solo album was nominated for the 1977 Spelleman Awards in the classical/contemporary music category, but the award was won by Grex Vocalis. Elvestrand died in Germany.
 Passage 2:The band signed to Earache Records in the late 1980s and released their influential debut album, Streetcleaner (1989), to critical acclaim. After the release of Pure (1992) and their major label debut Selfless (1994), they started experimenting with live drums, as well as with hip hop and breakbeat sounds. The resulting albums, Songs of Love and Hate (1996) and Us and Them (1999), were followed by Hymns (2001), which saw a simplification of the band's sound. Shortly after Green's departure in 2002, Broadrick ended Godflesh and pursued various other projects, including Jesu. Broadrick and Green reformed Godflesh in 2010, releasing A World Lit Only by Fire (2014) and Post Self (2017) to critical acclaim.
 Passage 3:McGarrity won the Formula Ford Festival in 1995 after finishing second in the British Formula Ford series. He was nominated for the McLaren Autosport BRDC Award but it went to fellow Northern Ireland driver Jonny Kane. In 1996 he drove in Formula Opel and the following year he drove in the British Formula Three Championship where he finished 10th. In 1998 he moved up to Formula 3000 where he competed in the first five races for Raceprep Motorsport and rounds 7 through 9 for Nordic Racing. He competed full-time in 1999 for Nordic Racing and finished 10th in points despite only finishing in the points once, finishing on the podium in second in the season opener at Imola. He returned to the team and series in 2000, this time with teammate Justin Wilson. He finished 20th in points with a best finish of 4th at Monaco. In 2001 he left formula cars for sports car racing and drove in the 2001 24 Hours of Le Mans for the MG factory team, but the car failed to finish. He drove the same car in 2002 but the result was the same. He returned to the race in 2004 driving a Bioethanol powered Reynard-Judd for Team Nasamax, finishing the race 17th overall. He drove part-time in the Le Mans Series in 2006. He then joined McLaren Automotive as full-time test driver for the new McLaren car project the MP4-12C from the start of the project.

[EX A]: 1

[EX Q]: Question: What country did Aguilar finish high school in? Passage 1:Goodman has stated that she believes a dealer should be committed to working with an artist for fifteen to twenty years. The gallery represents leading foreign artists, including William Kentridge, the painter Gerhard Richter, the photographer Thomas Struth, the sculptor Thomas Schütte, and the mixed-media documenter Lothar Baumgarten, of Germany; the sculptors Tony Cragg and Richard Deacon and the video and filmmakers Eija-Liisa Ahtila, of Finland, Steve McQueen and Tacita Dean, of England; the installation-makers Christian Boltanski and Annette Messager, the filmmaker Chantal Ackerman, the site-specific painter Niele Toroni, and the digital animator Pierre Huyghe, of France; the Mexican aesthetic gamesman Gabriel Orozco; the sculptor and provocateur Maurizio Cattelan and the arte povera notables Giuseppe Penone and Giovanni Anselmo, of Italy; the Canadian creator of staged light-box photographs Jeff Wall; the Irish maker of gnomic slide shows James Coleman; the Dutch photographer Rineke Dijkstra; the Vietnamese born Danish poetic installation and performance artist who is living and working in Berlin Danh Vo; the Ethiopian creator of densely layered abstract paintings Julie Mehretu; and the South African film animator and puppeteer William Kentridge. Goodman also represents American artists Dan Graham, Lawrence Weiner and John Baldessari. Kentridge, Struth and Orozco, like most of Goodman's artists, joined her relatively early in their careers. One exception is Richter, who had three exhibitions with Sperone Westwater before deciding to show simultaneously there and with Goodman. After several years of this joint arrangement, he dropped the original gallery.
 Passage 2:Scion was marketed as a youth brand and was first introduced in March 2002, at the New York Auto Show. There were just two concept vehicles, the bbX (which became the xB), and the ccX (which became the tC). The 2004 xA and xB were unveiled at the Greater Los Angeles Auto Show on January 2, 2003. They were available only in 105 Toyota dealerships in California at their initial launch on June 9, 2003. The subsequent rollout of the brand to the South, the Southeast, and the East Coast occurred in February 2004. Scion vehicles were available nationwide in June 2004, coinciding with the release of the 2005 tC. On December 16, 2006, Scion unveiled the next-generation xB, based on the t2B concept, and the new xD, successor of the xA, at an invitation-only, no-camera event in Miami. Both cars were then publicly unveiled on February 8, 2007 at the Chicago Auto Show. The xD, a 5 door-subcompact car that is sold in Japan as the second generation Toyota ist, was based on the Yaris platform with the tenth-generation Corolla's engine.
 Passage 3:Aguilar graduated from La Mirada High School. He attended Rio Hondo College for two years, playing on the men's soccer team in 2002 and 2003. He was a 2002 2007 NSCAA/adidas Men’s Junior College Division III All-America. In 2004, Aguilar transferred to the University of San Francisco. He completed his collegiate career in 2005 after winning back-to-back WCC Division I titles with Second and First Team All-WCC awards. In March 2005, Aguilar joined the Ajax Orlando Prospects of the USL Premier Development League. Aguilar was drafted by the California Cougars of Major Indoor Soccer League in March 2006. Aguilar played with the San Francisco Seals. He later played for the Ajax Orlando Prospects. In 2007, he signed with the USL First Division expansion team California Victory. He played nineteen games with the Victory before being traded to the Montreal Impact on July 30, 2007. He then played seven games with the Impact through the end of the 2007 season that includes making the starting squad for the playoffs. He was signed to a 3-year contract extension with the Impact and played through the first half of the 2008 season until an injury caused him to retire early. He currently resides in San Francisco.

[EX A]:
3