Which of these is an autotroph
A. Consumer
B. Producer
C. Carnivore
D. Herbivore

B. Producer

An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals. Because autotrophs produce their own food, they are sometimes called producers.

B. Producer

Explanation:

Autotrophs are organisms that produce their own food using light, water, carbon dioxide, or other chemicals.

1. dermis

2. chemical

3. urine

4. viruses

5. antibodies