instruction:
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.
question:
Sentence: A frisbee benefits from low friction when sliding across a frozen lake and high friction when sliding over frozen ground. Question: Which surface is going to make the frisbee slide at a lower rate of speed? (A) frozen lake (B) frozen ground
answer:
frozen ground


question:
Sentence: A rat and a mouse each set out walking from the high school to the hospital. The rat was speedier than the mouse. Question: Who took more time to arrive at the hospital? (A) the rat (B) the mouse
answer:
the mouse


question:
Sentence: Laura and Sean are running on the tracks. Sean needs to stop running half way through and walk the rest. Question: Who ends one round around the track the fastest? (A) Laura (B) Sean
answer:

Laura