Options:
[A]. hydrogen
[B]. clouds
[C]. animals
[D]. humans
[E]. bacteria
[F]. bushes
[G]. fungi
[H]. plants
Given those answer options, answer the question: Fact 1: Heterotrophs are living things that cannot make their own food. Fact 2: All animals are heterotrophs. Given the two facts above, what are living things that cannot make their own food?
A:
[C].