Answer:
Answer is A
Explanation:
If you know about the energy pyramid, you would know that producers are at the bottom. Abiotic factors are factors that are non-living. Some examples are water, rocks, and the sun. Plants use energy from the sun to make food. Since the sun is an abiotic factor, it would make more sense that producers get their energy SOLELY FROM AN ABIOTIC FACTOR ( THE SUN ).
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