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: Consider Input: Sentence: Rubbing your finger across a trackpad is very easy, but rubbing it across a piece of sandpaper results in high friction. Question: Which surface will let you rub your finger a greater distance? (A) trackpad (B) sandpaper

Output: trackpad

Input: Consider Input: Sentence: An airplane and a train leave from the same location and travel for three hours. Question: Which traveled the least number of miles? (A) Airplane (B) Train

Output: Train

Input: Consider Input: Sentence: Rolling a golf ball along the fairly is very easy, but rolling one along tall grass is difficult. Question: Which surface will let a golf ball roll for a longer distance? (A) fairway (B) tall grass
Output: fairway