Definition: You are given a sentence, a question and two answer options ('A' and 'B'). Your task is to find the correct option for the given question. Write down the answer index: 'A' or 'B'.
Input: Sentence: Aluminum foil is more flexible then a metal beam. Question: Which object is more likely to break when bent in half? (A) metal beam (B) aluminum foil
Output:
B