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

Sentence: Mike knows that his floor has less friction then his lap. An apple seed fell from the apple he was eating and rolled across his lap before falling to the floor and rolling around there. Question: Which surface did the apple seed roll slower on?
lap

Sentence: A man wants to pull a car out of the mud with his truck. He has a blue chain that is larger in diameter than the orange chain he has. Question: If the man wants to be more certain the chain will have the strength to pull the car, he would choose which chain?
the blue chain

Sentence: Debbie was exercising with a giant exercise ball. It rolled out from under her and rolled on the frictionless gym floor. She retrieved it and started again, but this time it rolled onto a rough rubber mat. Question: Which surface was smoother?

gym floor