You are given a sentence and a question. You're expected to write the correct answer based on the sentence.
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Question: Sentence: Violet was rolling an eggplant around the kitchen. She noticed that when she rolled it across the kitchen rug, the eggplant went slower than when she rolled it across the wooden cutting board. Question: She realized that this happened because which surface was smoother?

Answer: cutting board


Question: Sentence: A desk is less bumpy then a table. Question: Which surface will allow a computer to move faster when slid across it?

Answer: desk


Question: Sentence: A kettle sliding across a gas oven has a smooth ride, but one sliding across an electric oven has a rough ride. Question: Which oven is providing more friction to the kettle?

Answer:
electric oven