You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.

Example Input: Sentence: A capybara isn't as fast of a runner as an anteater. Question: If both animals make the same journey, which will get there sooner? (A) capybara (B) anteater
Example Output: B

Example Input: Sentence: Milo has always been stronger then Mona. Question: If both throw a ball, which will throw it further? (A) Milo (B) Mona
Example Output: A

Example Input: Sentence: Bill Gates and Lebron James are playing a game of basketball.  Bill Gates is an old guy who doesn't work out, and Lebron James is a young sports adonis who trains daily.  Both stand at half court, but only one hits the backboard. Question: Who? (A) Bill Gates (B) Lebron James
Example Output:
B