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: Gina and Debbie are sliding down a snowy hill. Gina has a heavy sled, and Debbie has a light cafeteria tray. Question: Which one is faster to speed up? (A) heavy sled (B) light cafeteria tray
Output:
light cafeteria tray