You are given a sentence and a question. You're expected to write the correct answer based on the sentence.

[Q]: Sentence: A chain gets hotter when dragged across a garage floor then when dragged across a road. Question: Which surface forces the chain to experience more friction?
[A]: garage floor


[Q]: Sentence: Milo knows that a frozen lake is smoother than a grass field. This means that when he slides his paper plane across one of the two surfaces it will experience less friction. Question: Which surface is that?
[A]: frozen lake


[Q]: 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 up close