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: A spring rolling along a bed experiences very low friction, while one rolling along the floor experiences high friction. Question: Which surface is less rough? (A) floor (B) bed
[EX A]: bed

[EX Q]: Sentence: It was dinnertime and Sue and her brother Tim headed toward home at exactly the same time, walking at the same speed. Sue got home quicker. Question: Which of them was closer to home when the headed out? (A) Sue (B) Tim
[EX A]: Sue

[EX Q]: Sentence: If you are looking at the St. Question: Louis arch from the base of it, and you got a good look at it when you were driving in, which one would appear smaller to you? (A) Arch at the base (B) Arch from distance
[EX A]:
Arch from distance