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.
Input: Sentence: A paper towel is placed over a cup. So is a sheet of iron. Question: Which surface will be easier to drill through? (A) Iron (B) Paper Towel
Output:
Paper Towel