are at the top of every food chain. eat things other organisms do not eat. make up a large portion of the top layer of the soil. break organic material into parts that can be reused.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Decomposers are important to the flow of energy in an ecosystem because they
Possibilities:
- are at the top of every food chain.
- eat things other organisms do not eat.
- make up a large portion of the top layer of the soil.
- break organic material into parts that can be reused.

break organic material into parts that can be reused.