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.

Ex Input:
Sentence: John looked up and saw both the sun and moon in the sky. The sun was closer to him then the moon was. Question: Which object appeared brighter to him? (A) sun (B) moon

Ex Output:
sun


Ex Input:
Sentence: Shelia loves her new trampoline because it's so much more bouncy than her old one. Question: Which trampoline would have less danger of not bouncing back and instead snapping? (A) new trampoline (B) old weathered trampoline

Ex Output:
new trampoline


Ex Input:
Sentence: The Rock weight trains daily, lifting heavy weights to build strength, while a turker's entire weight training is comprised of lifting beverage glasses.  They bump into each other at a comic convention, and decide to see who can throw a Jar Jar Binks action figure further. Question: Who wins? (A) a turker (B) The Rock

Ex Output:

The Rock