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: Mike's truck is slower then his van. Question: If he drove both of them for 5 minutes, which would have gone the smaller distance? (A) truck (B) van
Example Output: A

Example Input: Sentence: Dom and Brian race their fast cars down a quarter mile stretch of road. Dom's car is faster than Brian's. Question: Who wins the race? (A) Brian (B) Dom
Example Output: B

Example Input: Sentence: Todd and Maria were getting to know each other and went for a walk on Friday. They went for another walk on Saturday and were enjoying it so much that they walked for 30 minutes more than they did on Friday. Question: On which day did Todd and Maria walk a greater distance? (A) Friday (B) Saturday
Example Output:
B