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's belt is more flexible then his book. Question: Which item is less likely to break when he bends it? (A) belt (B) book
[EX A]: belt

[EX Q]: Sentence: A bag of trash blows a little ways across the parking lot. Then it reaches a sidewalk. The bag blows all the way away from the building. Question: Which is less bumpy? (A) parking lot (B) sidewalk
[EX A]: sidewalk

[EX Q]: Sentence: A comet approaches Earth, and will fly equidistant between the ISS and the moon. Question: Which of the two is large enough to provide the best hope of attracting the comet so that it avoid the Earth? (A) The ISS (B) The moon
[EX A]:
The moon