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: Which artist won the Grammy for Best Contemporary R&B Album the year Omarion was nominated for that award? Passage:In early 2004, Omarion appeared in several films, most notably You Got Served in which he starred alongside Marques Houston, as well as his former B2K bandmates. The movie centered on a group of friends in a hip hop dance crew who take part in underground dance competitions. That same year, he played the role of the school bully "Reggie" in the comedy Fat Albert, based on the animated series Fat Albert and the Cosby Kids. On February 22, 2005, Omarion released his debut solo album O. The album debuted at #1 on the Billboard 200 and Top R&B/Hip-Hop Albums charts. The first single from the album was "O". The single peaked at #27 on the Billboard Hot 100 chart. The second single "Touch", peaked at #94 on the Billboard Hot 100. The album received a third and final release with, "I'm Tryna". O has sold over 758,000 copies in the United States since its release. Omarion received a Grammy nomination for the album at the 48th Grammy Awards for Best Contemporary R&B Album. On December 26, 2006 Omarion released his second album 21. The album debuted at #1 on the Billboard 200 and Top R&B/Hip-Hop Albums charts. The first single from the album was "Entourage". The second single "Ice Box", produced by Timbaland, peaked at #12 on the Billboard Hot 100 and is Omarion's most successful solo single to date, reaching gold certification by the RIAA. 21 has sold over 390,000 copies in the United States since its release.
 Links: a. B2K b. 48th Annual Grammy Awards c. Timbaland d. You Got Served

Ex Output:
b


Ex Input:
Question: Who came in third place the year that Chico Serra won the British Formula 3 Championship? Passage:Francisco "Chico" Serra (born 3 February 1957 in São Paulo) is a racing driver from Brazil. He won the 1979 British Formula 3 Championship. He participated in 33 Formula One World Championship Grands Prix for Fittipaldi and Arrows, debuting on 15 March 1981. He made 18 starts, not qualifying for the remaining fifteen races, although he ought to have started as the reserve in the 1982 Swiss Grand Prix. However, Ferrari withdrew Patrick Tambay's entry so late that Serra was not allowed to take part. Serra scored one championship point, for finishing sixth in the 1982 Belgian Grand Prix. After qualifying for the 1982 Canadian Grand Prix, Serra and countryman Raul Boesel had a short scuffle. Serra was furious at Boesel for blocking his last flying lap after waving Keke Rosberg by. Boesel denied that this was intentional. Serra made one CART Champ Car start in 1985 at the Portland International Raceway for Ensign Racing but suffered an engine failure.
 Links: a. British Formula 3 International Series b. Scuderia Ferrari c. British Formula 3 International Series d. 1982 Belgian Grand Prix

Ex Output:
a


Ex Input:
Question: How long did Andrew Allen serve as the Attorney General of Pennsylvania? Passage:Allen was born into a prominent Philadelphia family. His father, William Allen, was a successful merchant and lawyer, and would later be the Chief Justice of the Supreme Court of Pennsylvania. Andrew graduated from the City College of Philadelphia (later the University of Pennsylvania) in 1759, read law under Benjamin Chew, and then went to London to complete a legal education at the Inner Temple. He returned to Philadelphia in 1765, was admitted to the bar, and began to practice law. That same year Allen was elected to the Pennsylvania Assembly. In 1766, he was appointed the colony's Attorney General. He married Sarah ("Sally") Coxe, sister of Tench Coxe, in April 1768. In 1770 his brother-in-law, Governor John Penn, gave him a seat on the Governor's Council.
 Links: a. Pennsylvania Provincial Council b. Province of Pennsylvania c. Tench Coxe d. Inner Temple

Ex Output:

b