Which component of the earth includes the water above, on, or in the earth's crust? (this includes water in the oceans, seas, lakes, groundwater, and atmospheric moisture) *

I think the answer is Hydro sphere

Explanation:

Earth includes four components

Atmosphere

Biosphere

Hydro sphere

Geosphere

Here Hydro sphere is the goal of question

the answer is b because, investigating whether another species of moth also drinks tears might be interesting, but it would not directly explain why this species of moth does.

to explain why this species of moth drinks tears, the scientist could ask: "what nutrients that moths need are in elephant tears? "

the scientist could experiment with moth repellent or oter ways to keep the moths away, but that would not answer his original question.