You are presented with the question "Water easily flows through what?" and the following answer choices: 
- streams.
 - streams
 - coral reefs
 - sandy soils
 - aqueous solution
 - swamp vegetation
 - calcite
 - Sediment

Now knowing that if soil is permeable then water easily flows through that soil and sandy soils are permeable, choose the best answer.


 

    sandy soils     