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: A flatbed truck has a really rough time driving over a landfill and a rather easy time driving over a parking lot. Question: Which surface will let the flatbed truck travel a greater distance? (A) landfill (B) parking lot
parking lot

Sentence: Karl is trying to light a match on his pant legs with very little success. He finds a piece of rough leather to strike the match against and the match lights up in no time. Question: Which surface provides more friction for heat? (A) PANT LEG (B) ROUGH LEATHER
ROUGH LEATHER

Sentence: The Moon is less massive than the Earth. Question: On which would the gravity be lower? (A) Moon (B) Earth

Moon