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: Jen was taking a walk and she could hear an airplane overhead. The sound got fainter. Question: Was the airplane coming closer or moving away? (A) coming closer (B) moving away
Example Output: B

Example Input: Sentence: Mary isn't as strong as Jimbo. Question: If they both throw a ball, who can't throw it as far? (A) Mary (B) Jimbo
Example Output: A

Example Input: Sentence: Two people were driving to a destination. One person was driving a tank and the other person was driving a car. Question: Which thing was fastest to speed up? (A) The tank (B) a car
Example Output:
B