You are presented with the question "What burrows help aerate soil, which is also good for plants?" and the following answer choices: 
- leaves
 - adding heat
 - Exfoliation
 - good
 - roots
 - wind
 - rocks
 - annelids

Now knowing that earthworm burrows help aerate soil, which is also good for plants and earthworms Earthworms are in the phylum Annelids, choose the best answer.


 

        annelids 