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: Mark is walking towards a forest and spots a large tree from 100 yards away. He continues to walk towards the tree, stands two yards away and looks at it. Question: At which point will the tree appear larger? (A) 100 yards away (B) 2 yards away
2 yards away

Sentence: Joe was the fastest runner in his school. Another student at his school, Larry, challenged him to race the length of the football field. Question: Which student made it in the least amount of time? (A) Joe (B) Larry
Joe

Sentence: A valley is significantly rougher than a mountainside. Question: This means that lava rolling down which surface will reach a greater top speed? (A) mountainside (B) valley

valley