Here's a problem to solve: Which of the following best describes an interaction between Earth and solar energy that functions to warm up the planet?

Among the 4 following options, which is the correct answer?

- 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
 