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: A piece of steak if thicker then a piece of paper. Question: Which object is harder to rip in half? (A) steak (B) paper

Ex Output:
A


Ex Input:
Sentence: John likes to snow tube in the winter and tube down sand dunes in the summer. He notices he can attain greater speeds overall when he snow tubes. Question: Which surface has higher friction? (A) Snow (B) Sand

Ex Output:
B


Ex Input:
Sentence: Jennifer threw two footballs down the street. One landed nearby on the grass and didn't roll much. The other bounced several times, and rolled until it was far away. Question: Which ball looked smaller to Jennifer? (A) close by ball (B) far away ball

Ex Output:

B