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: Nick and Natalie are watching TV. Nick gets up and does jumping jacks for 20 min. Natalie does nothing. Question: Who ends up sweating more? (A) Natalie (B) Nick

Ex Output:
B


Ex Input:
Sentence: A man's boat is about to sink, so he throws his food and boxes of stuff overboard. Question: At which point would his boat be faster? (A) Before the stuff is thrown overboard (B) After the stuff is thrown overboard.

Ex Output:
B


Ex Input:
Sentence: Two trolleys are running on parallel tracks. They both go in the same distance for 40 minutes. The trolley on the left hasn't gone as far as the trolley on the right. Question: Which one had the higher velocity? (A) the one on the left track (B) the one on the right track

Ex Output:

B