Question

What happens to the solids in wastewater at a wastewater treatment plant?

A. They are used as fertilizer on hay fields.

B. They are chemically aerated and released into the air.

C. They are released into a river, lake, or ocean.

D. They are treated and returned to people's homes.

Answer 1

I think the answer is B

hope this helps

Answer 2

A. They are used as fertilizer on hay fields. (APEX)

Step-by-step explanation: