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: Where was Schunk's conductor for his 1986 tenor solo performance born? Passage:From 1979 onwards, he worked as a freelance singer, performing internationally. He appeared at both the Hamburg State Opera and the Vienna State Opera in 1981 as the Emperor in Die Frau ohne Schatten by Richard Strauss. In 1983, he appeared as Max in Weber's Der Freischütz at the Bregenz Festival. The same year, he made his U.S. debut as Erik at the Lyric Opera of Chicago. In 1984 he took part in the Hamburg State Opera's tour of Japan. In 1986 he appeared as Florestan in Beethoven's Fidelio at the Metropolitan Opera, opposite Hildegard Behrens in the title role, returning in 1989 as Siegmund and in 1990 as the Emperor, a role which he had also performed for his 1987 debut at the Royal Opera House. In 1996, he appeared as Loge in Wagner's Das Rheingold at the Opéra de Marseille. In addition to his opera activities, Schunk has also performed successfully in concerts. He recorded the tenor solo in Beethoven's Ninth Symphony in 1986, conducted by Georg Solti with the Chicago Symphony Orchestra & Chorus, alongside Jessye Norman, Reinhild Runkel and Hans Sotin.
 Links: a. Hans Sotin b. Georg Solti c. Georg Solti d. Das Rheingold

Ex Output:
b


Ex Input:
Question: After the merger between the two companies into Paramount Pictures, who was the president of the company? Passage:Mohen was born in the New York City borough of Queens, the oldest of twelve children of Joseph Conrad Mohen (1935-2017) and Virginia Ann (Kelly) Mohen (born 1935), both descendants of Irish immigrants. His maternal great-grandfather, James Morris, an immigrant from Liverpool, was one of the first full time staff of any motion picture studio, being hired by Adolph Zukor in 1912, at Famous Players, making sets for the silent films at Chelsea Studios in Manhattan; Famous Players was later merged with a competitor and renamed Paramount Pictures. In 1960, when Mohen was four, the family moved to Garden City on Long Island. There he attended a local Catholic School, St. Anne’s, and later an Episcopal Preparatory School, St. Paul’s; while in high school he attended Boys State, and was captain of the Cross Country and Track teams. He was offered a track scholarship to the University of Ohio, which he declined, instead electing to attend Johns Hopkins University in Baltimore where he studied Mathematics and Biochemistry, and Manhattan College in New York City studying Business.
 Links: a. Boys/Girls State b. Paramount Pictures c. Liverpool d. Liverpool

Ex Output:

b