Question

which of these is an autotroph?
consumer
producer
carnivore
herbivore

Explanation:

Autotrophs are organisms that can produce their own food through processes like photosynthesis. Producers, such as plants and some algae, are autotrophs as they convert light - energy into chemical energy. Herbivores, carnivores, and consumers in general obtain energy by eating other organisms and are heterotrophs.

Answer:

producer