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 rock and a snowball are rolled down a hill at the same speed. The rock gets stuck after 10 seconds of rolling. The snowball rolls for 30 seconds. Question: Which object rolled farther? (A) Rock (B) Snowball
Output:
Snowball