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: Stacey is rubbing her fingers on various items at the grocery store. She notices that when she rubs her fingers on the glass jar, it has less resistance than if she rubs her fingers on a pair of corduroy pants. Question: Which object will generate less heat when Stacey rubs her fingers on it? (A) glass jar (B) corduroy pants

Ex Output:
A


Ex Input:
Sentence: A marker writes at a slow rate of speed over soft paper and a high rate of speed over hard paper. Question: Which paper offers more resistance? (A) soft paper (B) hard paper

Ex Output:
A


Ex Input:
Sentence: Mary needs to put a piece of plywood between her bed frame and her mattress.  Her 2 children like to jump on the bed in the morning. Question: Which piece of plywood would be more likely to break when jumped on? (A) the 1/2 plywood slab or (B) the 1 plywood slab?

Ex Output:

A