You are presented with the question "what is a major food source for humans?" and the following answer choices: 
- honeybees
 - poison
 - abalones
 - carbon monoxide
 - rabbit
 - trees
 - insects
 - stomach

Now knowing that mollusks are a major food source for other organisms, including humans and an abalone is a shellfish or mollusk, choose the best answer.


 

   abalones      