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 pair of pants sliding across a dresser has an easier journey then one sliding across a table. Question: Which surface will allow the pants to reach a higher top speed when sliding across it? (A) table (B) dresser

Ex Output:
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: An average 10 year old boy and an average 15 year old boy throw a football. Question: Which boy will throw the football the shortest distance? (A) 10 year old boy (B) 15 year old boy

Ex Output:

A