In this task, you're given a question, a context passage, and four options which are terms from the passage. After reading a passage, you will get a brief understanding of the terms. Your job is to determine by searching and reading further information of which term you can answer the question. Indicate your choice as 'a', 'b', 'c', or 'd'. If you think more than one option is plausible, choose the more probable option to help you answer the question.

Ex Input:
Question: During which centuries were the Kyoto Imperial Palace and the Sento Imperial Palace home to the Emperors of Japan? Passage:With its 2,000 religious places 1,600 Buddhist temples and 400 Shinto shrines, as well as palaces, gardens and architecture intact it is one of the best preserved cities in Japan. Among the most famous temples in Japan are Kiyomizu-dera, a magnificent wooden temple supported by pillars off the slope of a mountain; Kinkaku-ji, the Temple of the Golden Pavilion; Ginkaku-ji, the Temple of the Silver Pavilion; and Ryoan-ji, famous for its rock garden. The Heian Jingu is a Shinto shrine, built in 1895, celebrating the Imperial family and commemorating the first and last emperors to reside in Kyoto. Three special sites have connections to the imperial family: the Kyoto Gyoen area including the Kyoto Imperial Palace and Sento Imperial Palace, homes of the Emperors of Japan for many centuries; Katsura Imperial Villa, one of the nation's finest architectural treasures; and Shugaku-in Imperial Villa, one of its best Japanese gardens. In addition, the temple of Sennyu-ji houses the tombs of the emperors from Shijo to Komei.
Links: a. List of emperors of Japan b. List of emperors of Japan c. Kyoto Imperial Palace d. Kinkaku-ji

Ex Output:
c

Ex Input:
Question: Who was older during their time at Sports Fan Radio Network, Pete Rose or Pat O'Brian? Passage:By 1994, SportsFan expanded to a 24/7 format, seven days a week. The signature show, SportsFan Tonight moved its broadcast location from the MGM Grand Las Vegas in 1994. Later it moved to the sportsbook at the Mandalay Bay. The daily line up included baseball's all-time hit leader Pete Rose, as well as a stable of young talent. Others hosting shows over the years included former NFL QB Sean Salisbury, former NFL All-Pro Tim Ryan, Fox and CBS host James Brown, longtime broadcaster Pat O'Brien, former NBA coach Matt Goukas, NHL great Phil Esposito, former NFL All-Pro Bob Golic and former NCAA basketball coaches Bill Frieder and Fran Fraschilla. Other hosts included Bruce Schein, Chris Russo (now Russell), J. T. the Brick, Steve Cofield, Rob Tepper, Chuck Powell, Ryan Williams,Marty Tirrell, Ken Miller, Soren Petro, Rob Fischer, Mike "The Sports Pig" Responts, John Phillips, John Rabe, Brandon Tierney, Jim Brinson, Chad Andrus. Scott Ferrall, Dave Cokin, Eric Pollero, Tim Neverett and others. By the late '90s, SportsFan partnered with CBS Sportsline to broadcast two shows daily. One program was hosted by Craig Carton, the other "The Drive" with Scott Kaplan and Sid Rosenberg. Later they landed a handful of other significant names, including Nanci Donellan (a.k.a. "The Fabulous Sports Babe") from ESPN Radio. Keith Olbermann also hosted a few shows.
Links: a. Phil Esposito b. Sean Salisbury c. Pete Rose d. Keith Olbermann

Ex Output:
c

Ex Input:
Question: On what day was the inauguration of the president who held a ceremony on the banks of the scenic New River to designate it as an American Heritage River? Passage:Ashe County has been home to, produced, or been visited by, several prominent people. It is the hometown of Monte Weaver from Helton who pitched for the Washington Senators and pitched a World Series game in 1933. After being traded from the Senators, he pitched for the Boston Red Sox, before being called into service in World War II. Weaver died in 1994. Albert Hash a well-known and beloved fiddler and instrument maker at one time resided in Lansing. Helen Keller visited an Ashe County native, Marvin Osborne, in 1944 when he was wounded in France in World War II. Loretta Lynn sang at the Central Food Market in West Jefferson in the late 1960s (the Central Food building formally housed a locally owned auto parts store and is now the location of a local restaurant). Roni Stoneman was a visitor to Ashe Park in the 1980s. In 1998, then-President Bill Clinton and his Vice-President, Al Gore, held a ceremony on the banks of the scenic New River to designate it as an American Heritage River. After the ceremony, both men had lunch at the historic Glendale Springs Inn, also located in Ashe County. Fiddle player G. B. Grayson was born in Ashe County in 1887.
Links: a. Loretta Lynn b. Al Gore c. History of the Washington Senators (19011960) d. Bill Clinton

Ex Output:
d