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

Sentence: Mike is standing closer to a lantern then to a streetlight. Question: Which light source seems brighter to him?
lantern

Sentence: A stick of gum that is slid across a classroom desk travels pretty slow compared to a stick of gum that is pushed across a home office desk. Question: Which surface is the most rough?
classroom desk

Sentence: A car company wants to start producing a new car. Their two options for the material of the body of the car are steel or carbon fiber. Question: If everything else about the car is the same, which car will accelerate slower?

the steel car