You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct answer (return the string of the correct option, not 'A' or 'B') for the given question.

[EX Q]: Sentence: Mike can roll his battery around quicker on a study desk then on a classroom desk. Question: Which desk is providing less resistance to the battery? (A) study desk (B) classroom desk
[EX A]: study desk

[EX Q]: Sentence: An airplane weighs much less then a submarine. Question: If both vehicles are accelerating, which will get up to top speed faster? (A) submarine (B) airplane
[EX A]: airplane

[EX Q]: Sentence: John rolled a large ball and a small ball at the same time. Question: Which will roll further faster? (A) large ball (B) small ball
[EX A]:
large ball