Definition: 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.
Input: Sentence: A quilt is rougher than a blanket. Question: This means a thimble tumbling across which surface will experience less resistance? (A) quilt (B) blanket
Output:
blanket