Answer:
Reject some alternative hypothesis.
It would be considered biotic since it is nonliving
Explanation:
Looking at the Ecological concept of Modern Ecology
we have
Atmosphere, Lithosphere, Biosphere, Niche, Environment, Habitat, Population, Ecosystem and Biotic community
Hydrosphere and Geosphere are not part
so Atmosphere is the correct answer
It is surrounded by it's environment.
