You are presented with the question "Which is an invertebrate mollusk?" and the following answer choices: 
- ferns
 - Newton
 - a fish
 - Ant
 - tortoises
 - Swordfish
 - Abalone
 - Crab

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


 

       Abalone  