Fact 1: Transpiration is when water vapor moves from plants into the atmosphere.

Fact 2: Anti-transpirants are chemicals designed to reduce transpiration.

Given the two facts above, answer the question "What can keep water vapor out of the atmosphere?" with the following options: 
- Condensation
 - vaporization
 - chemicals
 - evaporation
 - the skin
 - Solutions
 - Riding a bike
 - air pressure


 

   chemicals      