At which trophic level do decomposers work

Im pretty sure thats a trick questions because technically decomposers are berfore producers because they break down dead plants and sometimes animals

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.