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: Jenny dropped a spool of thread and watched it roll rather quickly across the slick hardwood floor. She picked up the spool, then dropped it on the the textured rubber mat in the kitchen, which was rather rougher than the wood floor. The spool moved noticeably slower. Question: Which of the surfaces had the greatest amount of friction? (A) hardwood floor (B) textured rubber mat

Ex Output:
B


Ex Input:
Sentence: Rebecca heard two birds chirping in the forest. One was on a tree nearer to her and the other was on a tree far away. Question: Which bird sounded louder? (A) nearer bird (B) farther bird

Ex Output:
A


Ex Input:
Sentence: A surfboard isn't as flexible as cardboard. Question: Which item will break easier when bent? (A) surfboard (B) cardboard

Ex Output:

A