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

### Question:
A car runs out of fuel while traveling on a level road and eventually comes to a stop. Which of the following best explains why the car stops?

### Choices:
A. Some of the energy of the car was lost to friction.
B. Some of the energy of the car was destroyed.
C. The amount of kinetic energy increased.
D. The amount of useful energy increased.

### Answer:
