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: A toilet paper roll sliding along a living room floor gets hotter then one sliding across a bathroom floor. Question: Which surface has the most friction? (A) bathroom floor (B) living room floor

Ex Output:
living room floor


Ex Input:
Sentence: A cucumber experiences more friction sliding across a garden then across a kitchen floor. Question: Which surface gives the cucumber a bumpier ride? (A) garden (B) kitchen floor

Ex Output:
garden


Ex Input:
Sentence: Major Tom, an astronaut, used to jump up and down on Earth, and he never got higher than a meter in the air.  When his ship landed on Ceres, he jumped up and kept going and going higher and higher. Question: Why? (A) Earth has greater mass (B) Ceres has greater mass

Ex Output:
Earth has greater mass