Answer:
I think the answer is D
Explanation:
the tree roots helps to hold the dirt down plus the higher amounts od mositure make the dirt denser
Answers:
a. CRCp x CpCw=2 red =2 purple = 0 white
b. CRCw x CpCw=2 red =1 purple = 1 white
in a compost pile that is maintained
