Mr. Dyers daughter is feeling ill. The doctor determines that she has the common cold. What would be the best treatment the doctor could suggest?

give me abc and i will get it for u.

the answer is d.) potassium

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.