Clam shells such as the one shown in the photograph help build and shape structures by providing the nutrients necessary to form reef frameworks. Other organisms in the ecosystem depend on these structures. Which term best describes the clam's role in its marine habitat? A. Producer
B. Biotic factor
C. Protist
D. Abiotic factor
The Correct answer is Biotic Factor​

The answer is B.

Explanation:

The answer is B. Biotic factor because biotic factor means living things.

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