Fact 1: The looseness of soil has a positive impact on a plant 's roots' growth in that soil.

Fact 2: Sandy soil feels gritty and loose.

Given the two facts above, answer the question "plant's growth of what is benefited from sandy soil" with the following options: 
- flower
 - pollen
 - pH
 - H20
 - cells
 - leaf
 - slow
 - root


 

        root 