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

Q: Sentence: Janna was playing with her softball and her bowling ball. She noted that the bowling ball had a greater mass than her softball. Question: Which ball had stronger gravity?

A: bowling ball
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Q: Sentence: Mike's belt is more flexible then his book. Question: Which item is less likely to break when he bends it?

A: belt
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Q: Sentence: Rubbing your finger across a trackpad is very easy, but rubbing it across a piece of sandpaper results in high friction. Question: Which surface will let you rub your finger a greater distance?

A:
trackpad
****