Fact 1: When a plant grows , the size of the leaves of that plant may increase.

Fact 2: And as they grow, the size of their food is increased.

Given the two facts above, answer the question "Leaf size of plants increase as the size or amount of their what increases?" with the following options: 
- fear
 - seeds
 - soil
 - colors
 - arms
 - growth
 - tissue
 - food


 

        food 