Fact 1: If soil is permeable then water easily flows through that soil.

Fact 2: Gourdin soils have slow permeability.

Given the two facts above, answer the question "What does water easily flow through?" with the following options: 
- calcite
 - streams
 - gourdin
 - Sediment
 - cactuses
 - watershed
 - streams.
 - crust


 

   gourdin      