You are presented with the question "Leaf size of plants increase as the size or amount of their what increases?" and the following answer choices: 
- fear
 - seeds
 - soil
 - colors
 - arms
 - growth
 - tissue
 - food

Now knowing that when a plant grows , the size of the leaves of that plant may increase and and as they grow, the size of their food is increased, choose the best answer.


 

        food 