You are presented with the question "What ocean organisms feed on phytoplankton?" and the following answer choices: 
- gills
 - fungi
 - a fish
 - life
 - CO 2
 - edible
 - sharks
 - tiny

Now knowing that zooplankton are tiny animals that feed on phytoplankton and scientists have shown that ocean organisms known as zooplankton harbor cholera bacteria, choose the best answer.


 

        tiny 