You are presented with the question "What are mollusks used for?" and the following answer choices: 
- a herbivore diet
 - survival
 - a vegetarian diet
 - Converting waste.
 - Catch prey
 - an omnivore diet
 - an egg diet
 - animal transport

Now knowing that mollusks are a major food source for other organisms, including humans and many organisms are omnivores with variable diets, choose the best answer.


 

      an omnivore diet   