You are presented with the question "What are invertebrates such as common garden pests with shells?" and the following answer choices: 
- graptolites
 - homogenous
 - mollusks
 - animals
 - micorbes
 - insects
 - gardeners
 - spores

Now knowing that mollusks are invertebrates such as the common snail and slugs Slugs, a common Garden pest, are snails without a shell, choose the best answer.


 

   mollusks      