Fact 1: Most plants continue to grow throughout their lives.

Fact 2: Plants use the light energy to grow.

Given the two facts above, answer the question "What do most plants continue to use throughout their lives?" with the following options: 
- Light energy
 - money
 - wealth
 - sunlight
 - The Sun
 - food and shelter
 - energy
 - Mechanical energy


 

 Light energy        