Correct option (d) operate in relay terms, simplifying step by step the organic constituents of dead body
Explanation:
Decomposers are tired organisms, normally a fungus or bacterium, that direst organic material by secreting digestive enzymes into the environment, in the process liberating nutrients the environment. These are also known as micro consumers, reducers or scavengers, as converting complex organic constituents of dead bodies of plants, animals, human wastes into simple soluble forms.