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

### Question:
Which of the following best describes an interaction between Earth and solar energy that functions to warm up the planet?

### Choices:
A. absorption of solar energy by continental land masses
B. use of solar energy in the process of photosynthesis
C. reflection of solar energy from polar snowcaps
D. transformation of solar energy into auroras

### Answer:
