I believe it's C.
We know that <span>a </span>clause<span> is the smallest grammatical unit that can express a complete proposition.
What do you think?</span>
The answer would be D. Heterotrophs
Explanation:
Because A, B, C, and E are the producers, they make their own food and while D. are the consumers. They can’t make their own food so they must consume it.
The answer is D. Turning off the telescreen.