You are presented with the question "What have shells?" and the following answer choices: 
- keeps the organism warm
 - lima beans
 - whales
 - objects that have mass
 - it needs them
 - most cephalopods
 - barnacles
 - sharks

Now knowing that most mollusks have shells and cephalopods are a class of marine mollusks, choose the best answer.


 

      most cephalopods   