You are presented with the question "What does an earthworm do that would help plants?" and the following answer choices: 
- reusing materials
 - It helps them survive
 - eat the plant
 - scare away birds
 - reproduce
 - hydrate their cells
 - burrow in the dirt
 - eat all the dirt

Now knowing that earthworm burrows help aerate soil, which is also good for plants and dirt is really misplaced soil, choose the best answer.


 

       burrow in the dirt  