TASK DEFINITION: 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.
PROBLEM: Sentence: Sam is standing in an underground tunnel. It's pretty dim where he is but he can spot two lights. The light to the west appears brilliant, and the light to the east appears pretty dim. Question: If he wants to walk to the closest light, which was should he go? (A) east (B) west

SOLUTION: west

PROBLEM: Sentence: Zachary likes to push his toy car around the house. His mom notices his car rolls slower on the carpet in the dining room than on the hardwood floor in the nursery. Question: Which surface has the greatest resistance? (A) the hardwood floor or (B) the dining room carpet

SOLUTION: the dining room carpet

PROBLEM: Sentence: A comet approaches Earth, and will fly equidistant between the ISS and the moon. Question: Which of the two is large enough to provide the best hope of attracting the comet so that it avoid the Earth? (A) The ISS (B) The moon

SOLUTION:
The moon