Fact 1: Wind and rain cause erosion.

Fact 2: Soil erosion, or rather soil movement, is a natural process.

Given the two facts above, answer the question "Wind and rain can cause what?" with the following options: 
- deforestation
 - Greenhouse gases
 - Physical weathering
 - rainfall
 - flooding
 - contamination
 - Pollution
 - Soil movement


 

        Soil movement 