You are presented with the question "What are invertebrates such as gastropods?" and the following answer choices: 
- insects
 - watermelon
 - squids
 - barnacles
 - mollusks
 - graptolites
 - food
 - starfish

Now knowing that mollusks are invertebrates such as the common snail and gastropods are snails and slugs, choose the best answer.


 

     mollusks    