Detailed Instructions: 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.
Problem:Sentence: Jack is rubbing his hands together for warmth but it isn't working very well. He puts a leather glove on one hand and leaves the other bare and rubs them together again and gets more heat but notices that it takes more effort to move his hand further along the surface. Question: Which surface has more friction? (A) HAND (B) LEATHER GLOVE
Solution:
LEATHER GLOVE