Fact 1: An aquatic animal requires great amounts of water to survive.

Fact 2: Beavers are primarily aquatic animals.

Given the two facts above, answer the question "What's one thing beavers require to survive?" with the following options: 
- kinetic energy
 - Giardiasis
 - the looseness of soil
 - Great amounts of water.
 - living things
 - American black bears
 - Aquatic animals
 - sense organs


 

    Great amounts of water.     