Fact 1: Evaporation of sweat uses energy, and the energy comes from body heat.

Fact 2: Sweat glands pump perspiration through pores.

Given the two facts above, answer the question "Where does the energy to evaporate perspiration come from?" with the following options: 
- heat produced
 - The Sun
 - goosebumps
 - electrical energy
 - kinetic force
 - body heat
 - heat energy
 - energy


 

      body heat   