Fact 1: Precipitation falls on the windward side of the mountain range.

Fact 2: Rain is also known as precipitation.

Given the two facts above, answer the question "What falls on the windward side of the mountain range?" with the following options: 
- Inches
 - rain
 - mountains
 - lava
 - snow
 - Vapor
 - thunder
 - waves


 

  rain       