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.

Sentence: Bernie is pitching marbles. He notices that when he pitches the marbles on the tile in his kitchen, the marble goes faster and farther away than when he does the same action on grass. Question: Which surface is applying less friction to the marble? (A) grass (B) tile?
tile

Sentence: Minnie can choose between two trains for her travel. The red train and the blue train both go the same speed, but the red train travels for less time than the blue train. Question: Which train travels less distance? (A) red train (B) blue train
red train

Sentence: Rebecca heard two birds chirping in the forest. One was on a tree nearer to her and the other was on a tree far away. Question: Which bird sounded louder? (A) nearer bird (B) farther bird
nearer bird