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: When was the high school that Rogers graduated from founded? Passage:Rogers was born in Somerville, Massachusetts, in 1921. He graduated from Newton North High School in Newtonville in 1939. He enlisted as a private in April 1942, became an aviation cadet in August 1942, and completed pilot training and received a commission as a second lieutenant at Yuma, Arizona in 1943. During World War II, Rogers served as a P-39 Airacobra pilot with the 353rd Fighter Squadron at Hamilton Field, California He moved with the squadron to the European Theater of Operations, flew P-51 Mustang aircraft and became squadron commander. He is a fighter ace, credited with 12 enemy aircraft while flying from bases in England, Italy and France. He returned to the United States in January 1945 and was assigned to flying duties in fighter aircraft until November 1945 when he became commandant of troops at Hunter Field, Georgia. Between September 1946 and June 1947, he served as flight commander, operations officer, and commander of the 77th Fighter Squadron, 20th Fighter Group, at Shaw Air Force Base, South Carolina. He next was a student at the University of Virginia under the Air Force Institute of Technology program from July 1947 to August 1949. In August 1949 Rogers was transferred to Headquarters United States Air Force as an intelligence staff officer in the Directorate of Intelligence. He attended the language course at Lacaze Academy in Washington D.C., from October 1952 to June 1953, in preparation for attaché duties. He received a bachelor of science degree in military science from the University of Maryland in 1952. Rogers served as assistant air attach in Madrid, Spain from June 1953 to February 1957. He then returned to Headquarters United States Air Force as chief of the Current Intelligence Branch in the Office of the Deputy Chief of Staff, Operations. In 1958 he was transferred to the Organization of the Joint Chiefs of Staff as director of current intelligence, J-2, and in August 1960 entered the National War College. In July 1961 he was assigned to the Office of the Assistant Secretary of Defense with duty station at the State Department.
 Links: a. Air Force Institute of Technology b. 353rd Combat Training Squadron c. Newton North High School d. European Theater of Operations, United States Army

Ex Output:
c


Ex Input:
Question: Who won the World Cup where the Costa Rican team had a prominent performance? Passage:Since the late 1980s, the team has continuously been visible as a solidly competitive side, with a prominent performance in the 1990 FIFA World Cup in Italy, making it to the knockout stage in their debut after finishing second in their group during the first phase, below Brazil. They also managed to qualify for the 2002 and 2006 FIFA World Cups. In 2014, Costa Rica made their best performance in history by finishing first in their group that consisted of three former World Cup champions: Uruguay, Italy, and England. During the Round of 16 they defeated Greece 5–3 via a penalty shootout after a 1–1 draw. Moreover, during the match against a much better team, Navas saved more than 15 shots due to the Costa Rican very weak defense. The match was characterized as "Navas vs Greece". They reached the quarterfinals for the very first time as the Ticos were defeated by the Netherlands also in a penalty shootout (3–4) after a scoreless draw on 5 July. Their 2018 World Cup campaign ended in a 4th place group stage exit with their only point coming from a 2-2 draw vs Switzerland.
 Links: a. 2006 FIFA World Cup b. 1990 FIFA World Cup c. 2006 FIFA World Cup d. Keylor Navas

Ex Output:
b


Ex Input:
Question: Who was the quarterback for the team that Forte faced in week 7? Passage:In Week 3 against the Pittsburgh Steelers, Forte had a 55-yard run, and the following week against the Detroit Lions, had a 53-yard run, making him the first Bears running back to record runs of 50+ yards in back-to-back games since Raymont Harris in 1997. Two weeks later, against the New Orleans Saints, Forte passed Rick Casares for third in the all-time leading rusher list with 5,702 career yards, behind Walter Payton and Neal Anderson. In Week 7 against the Washington Redskins, Forte scored three rushing touchdowns. Against the Detroit Lions in Week 10, Forte recorded 49 yards from scrimmage to bring his season total to 1,023, and became the first player in Bears history and 18th NFL player to record 1,000 yards from scrimmage in each of his first six seasons. On November 24, 2013, Forte passed Neal Anderson for the second most career rushing yards in Bears franchise history. On December 27, Forte was named to the 2014 Pro Bowl. In the Week 17 loss to Green Bay, Forte recorded his 20th 100-yard rushing game, tying Gale Sayers for the second-most in Bears history. He also had three touchdowns, becoming the third Bear with two three-touchdown games in a season. Forte ended the 2013 season with a career-high nine rushing touchdowns along with 1,933 total yards from scrimmage, fifth-most in team history and the second-most behind Payton. Forte also had 1,339 rushing yards during the season, the ninth-most in franchise history. Forte's 1,339 rushing yards ranked second in the NFL in 2013, while his all-purpose yards from 1,933 yards ranked fourth. Following the regular season's conclusion, Forte was one of three finalists for the FedEx Ground Player of the Year Award, but finished runner-up to LeSean McCoy and Jamaal Charles.
 Links: a. 2013 Washington Redskins season b. 2013 Pittsburgh Steelers season c. Walter Payton d. 2013 Detroit Lions season

Ex Output:

a