What characteristic of carbon's structure makes it so important in building macromolecules? A. It is soluble in water

B. It is insoluble in water

C. It forms 4 strong bonds

D. It forms 2 weak bonds

C. It forms 4 strong bonds.

Though Carbon doesn't make the strongest bonds, the fact that it can make 4 bonds gives it the flexibility to make very complex molecules while the other virgin elements can only make 1, 2 or 3 bonds. Also the abundance of carbon also helps a lot.

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.

the answer is a for sure mark brainliest i had got this right on usatestprep