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: An average car weighs around 3 thousand pounds. Question: What would have a greater gravitational pull the Moon or a Car? (A) Moon (B) Car

Ex Output:
Moon


Ex Input:
Sentence: The ranger and the rustler both were riding horses that galloped at the same speed.  The rustler left an hour before the ranger. Question: Who has traveled further? (A) the ranger (B) the rustler

Ex Output:
the rustler


Ex Input:
Sentence: Matt knows that when he rolls his baseball across the infield it will roll a greater distance then when he rolls it across the outfield. Question: Which field will make the ball get hotter? (A) infield (B) outfield

Ex Output:
outfield