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.

Example Input: Sentence: A rock star begins playing his popular ballad in the darkened auditorium. He sees a lighter close to the stage light up and also one that's far from the stage light up. Question: Which lighter will look like it has less brightness to the rock star? (A) the lighter that's far from the stage (B) the lighter that's close to the stage
Example Output: the lighter that's far from the stage

Example Input: Sentence: A steel ball has a greater mass then a pebble. Question: Which object has a stronger gravitational field? (A) steel ball (B) pebble
Example Output: steel ball

Example Input: Sentence: Mike's belt is more flexible then his book. Question: Which item is less likely to break when he bends it? (A) belt (B) book
Example Output:
belt