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'.

Ex Input:
Sentence: Teenage Mary and her grandmother, Millie, are both gymnasts. Both are talented athletes, even though Millie is getting a little stiff in her later years. Question: Between senior Millie and young Mary, which one is more at risk for broken bones? (A) Mary is more at risk (B) Millie is more at risk

Ex Output:
B


Ex Input:
Sentence: Pluto has a smaller mass then Venus. Question: Which planet emits less gravity? (A) Venus (B) Pluto

Ex Output:
B


Ex Input:
Sentence: Mike's toy car moves really fast when he pushes it, but his toy truck only creeps along slowly. Question: Which toy will move a greater distance in the same amount of time? (A) toy car (B) toy truck

Ex Output:

A