You are presented with the question "why do animals sweat?" and the following answer choices: 
- energy
 - cool off
 - evaporation
 - Heat energy
 - reduced heat
 - food
 - reduce
 - heat

Now knowing that if an animal sweats then that animal 's bodily water decreases and just like sweating, the evaporation of the water cools the body, choose the best answer.


 

  cool off       