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: What languages did Commandino translate the works fo Aristarchus of Samos and Pappus of Alexandria from? Passage:Born in Urbino, he studied at Padua and at Ferrara, where he received his doctorate in medicine. He was most famous for his central role as translator of works of ancient mathematicians. In this, his sources were primarily written in Greek and secondarily in Arabic, while his translations were primarily in Latin and secondarily in Italian. He was responsible for the publication of many treatises of Archimedes. He also translated the works of Aristarchus of Samos (On the sizes and distances of the Sun and the Moon), Pappus of Alexandria (Mathematical collection), Hero of Alexandria (Pneumatics), Ptolemy of Alexandria (Planisphere and Analemma), Apollonius of Perga (Conics) and Euclid of Alexandria (Elements). Among his pupils was Guidobaldo del Monte and Bernardino Baldi. Commandino maintained a correspondence with the astronomer Francesco Maurolico. The proposition known as Commandino's theorem first appears in his work on centers of gravity.
 Links: a. Medicine b. Apollonius of Perga c. Aristarchus of Samos d. Medicine

Ex Output:
c


Ex Input:
Question: How old was Svetlana Matveeva when she beat Zapata in 2006? Passage:In 1999, in Santiago won the Pan American Girl's Chess Championship in the age group U20, and in 2000 in Bento Gonçalves won the Pan American Girl's Chess Championship in the age group U18. In 2002, in La Paz she was the second in the Pan American Girl's Chess Championship in the age group U20. In August 2005, she was second in the Pan American Women's Chess Championship, only in a tie-break after losing to Argentinean chess player Claudia Amura. She won four times in the Peruvian Women's Chess Championships: 2000, 2002, 2003 and 2004. In October 2005, after winning the FIDE South America zone tournament, she qualified for the Women's World Chess Championship. In 2006, in Yekaterinburg she participated in the Women's World Chess Championship, where won Kateryna Lagno in the first round, but in the second round lost Svetlana Matveeva. After repeated won the FIDE South America zone tournament in 2007 in Trujillo, where she surpassed her compatriot Deysi Cori, was selected at Women's World Chess Championship in Nalchik, but refused to participate, and her rival in the first round Antoaneta Stefanova went to the second round without a fight. Played for Peru at three Women's Chess Olympiads (2002—2006). In 1999, she was awarded the FIDE International Women International Master (WIM) title.
 Links: a. Kateryna Lagno b. Claudia Amura c. Svetlana Matveeva d. Svetlana Matveeva

Ex Output:
c


Ex Input:
Question: How large was the graduating class at Hidalgo High School the year that Patterson was a freshman? Passage:Patterson grew up in Toledo, Ohio before moving to Hidalgo, Texas and attending Hidalgo High School as a freshman in 2012. In December of that year, he committed to the University of Arizona to play college football. After his freshman year, his family moved to Shreveport, Louisiana after his father moved the family for a new job. In Shreveport, he attended Calvary Baptist Academy, where he was a standout on the football team. Patterson threw for 2,655 yards with 34 touchdowns as a sophomore and 2,428 passing yards, 38 touchdowns as a junior. In July 2014, he decomitted from Arizona. In February 2015, he committed to the University of Mississippi (Ole Miss). Prior to his senior year in 2015, Patterson transferred to IMG Academy in Bradenton, Florida.
 Links: a. Hidalgo Early College High School b. Calvary Baptist Academy (Shreveport, Louisiana) c. IMG Academy d. High school football

Ex Output:

a