Which of the following can be labeled as autographs?

A. scavengers

B. primary producers

C. detritivores

D. carnivores

B) Primary producers. Autotrophs are organisms that produce their own food through photosynthesis, which are primary producers.

Maybe you meant autotrophs ... ? The correct answer is B because autotrophs make their own food. And the only organism that makes their own food are producers aka a plant. Maybe the word primary threw you off; )