Fact 1: Lack of moisture in the air causes low amounts of rainfall.

Fact 2: Plants wither and die for lack of rain.

Given the two facts above, answer the question "What can low moisture in the air cause?" with the following options: 
- harmful substances
 - Pollution
 - Dehydration
 - deforestation
 - permineralization
 - Plants to die
 - erosion
 - drought


 

      Plants to die   