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: Two horses were out on a hot day in a sunny pasture that didn't have any shade for two hours. When their owner came by to take them to a shaded pasture, his white horse was covered in sweat and his bay horse was dry. Question: Which of the horses had been taking it easy? (A) the white horse (B) the bay horse

Ex Output:
B


Ex Input:
Sentence: A soccer ball has distinctly less mass then a planet. Question: Which item emits a weaker gravitational field? (A) planet (B) soccer ball

Ex Output:
B


Ex Input:
Sentence: Kevin holds the NCAA record for the disc throw. Larry holds the middle school record for the disc throw as well. Question: Who's record is longer? (A) Kevin (B) Larry

Ex Output:

A