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.

Example Input: Sentence: A pot lid that is slid along a washed counter has very little resistance working against it, while one slid along a dirty counter has a lot of resistance working against it. Question: Which surface would cause the pot lid to suffer less of an increase in temperature when slid along it? (A) washed counter (B) dirty counter
Example Output: washed counter

Example Input: Sentence: Ada was playing kickball. She kicked a ball into the gravel and noticed it was warm when she picked it up. She kicked it again onto a grassy hill, but this time the ball wasn't very hot when she retrieved it. Question: In which surface did the ball travel the most? (A) gravel (B) grassy hill
Example Output: grassy hill

Example Input: Sentence: A bagel that is slid across a lunch tray moves slower then a bagel slid across a lunch counter. Question: Which surface will make the bagel heat up the least? (A) lunch counter (B) lunch tray
Example Output:
lunch counter