You are presented with the question "what requires great amounts of water to survive" and the following answer choices: 
- sunlight
 - beavers
 - octopus
 - mussels
 - trout
 - carbon
 - oxygen
 - amphibians

Now knowing that an aquatic animal requires great amounts of water to survive and beavers are primarily aquatic animals, choose the best answer.


 

  beavers       