C
Below is a question with multiple-choice answers. Choose the correct option based on your reasoning.

### Question:
A student gives a red toy car a push on a wooden floor. The student then pushes the same red toy car on a cement floor. Which question is the student most likely investigating?

### Choices:
A. How fast does a toy car usually roll?
B. What is the best way to make a toy car roll?
C. Which surface allows a toy car to roll farther?
D. Does color have an effect on the distance a toy car rolls?

### Answer:
