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.

[Q]: Sentence: Annabel rolls a pomegranate down two boards, one with knots and one without. When it rolls down the board without knots, it has less friction than when it rolls down the board with knots. Question: Which board is rougher? (A) wood board with knots (B) wood board without knots
[A]: wood board with knots

[Q]: Sentence: A car and a bus are both driving 60 mph, but the car drives longer then the bus. Question: Which vehicle travelled the greater distance? (A) car (B) bus
[A]: car

[Q]: Sentence: Two cars are traveling down a highway. They start out next to each other, but in 10 minutes, the car in the right lane is way ahead of the car in the left lane. Question: Which car wasn't going as fast as the other car? (A) the one on the left (B) the one on the right
[A]:
the one on the left