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: Fezzik the strong giant and Inigo the not as strong swordsman are having a contest. Each one throws a rock as far as he can. Question: Who can throw farther? (A) Fezzik (B) Inigo
Example Output: A

Example Input: Sentence: A skateboard wheel gets hotter when rolling over a gravel driveway compared to rolling over a dirty path. Question: Which surface is providing more friction? (A) gravel driveway (B) dirty path
Example Output: A

Example Input: Sentence: Every object has gravity. Jupiter is the largest planet in the solar system. Question: Which object has a weaker gravitational pull? (A) Moon (B) Jupiter
Example Output:
A