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: Kate runs around a track for 10 minutes and John walks around a track for 10 minutes. Question: Who will produce less sweat? (A) Kate (B) John
Example Output: John

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: Three spelunkers are exploring a huge canyon. They are all far from one another. Henry can see the headlights from his friends, Betty and Dave. Betty's light appears to be brighter than Dave's. Question: Which of his friends is he closer to? (A) Betty (B) Dave
Example Output:
Betty