Fact 1: Sand dunes are formed by the wind transporting and depositing sand.

Fact 2: Sand also moves via storms and wind.

Given the two facts above, answer the question "What can create sand dunes by transporting and depositing sand." with the following options: 
- movement
 - Sediment
 - evaporation
 - rivers
 - ice
 - erosion
 - storms
 - hail


 

       storms  