1) How do decomposers increase the fertility of soil?

Question

A) By storing moisture in the soil.
B) By breaking down and digesting the remains of dead organisms.
C) By making spaces for air and water.
D) By burrowing deep below topsoil.

I am thinking is is either B or D, but I do not know which one. If anyone could help that would mean so much to me. :)

Answer 1

B is best.

Answer 2

Thank you so much!

Answer 3

You're welcome.