Fact 1: When the body is hot , sweat is produced to cool the body.

Fact 2: The sweat evaporates from your skin, cooling it.

Given the two facts above, answer the question "How does evaporation benefit your body?" with the following options: 
- water conservation
 - digestion
 - vaporization
 - lowered energy cost
 - cools it down
 - attacks foreign bodies
 - storing water
 - reproduction


 

     cools it down    