Given the task definition and input, reply with output. 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: Mike is driving along the highway and sees some mountains off in the distance. As he continues driving he gets closer and closer to the mountains. Question: At which point will the mountains look bigger? (A) when they're off in the distance (B) when they're up close
when they're up close