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: Two bunnies, a white one and a black one, are hopping along together. The black bunny goes further than the white one. Question: Which bunny is faster? (A) white bunny (B) black bunny
Output:
black bunny