Fact 1: Stalactites are formed by deposition.

Fact 2: Limestone caves displaying stalactites.

Given the two facts above, answer the question "How are limestone caves formed?" with the following options: 
- less water
 - Depositions
 - They're manmade
 - erosion
 - Water expanding
 - Thunderstorms
 - They're made by animals
 - rainfall


 

  Depositions       