Provide the structure of the major organic product which results when PhCO2CH2CH3 and CH3CH2CO2CH2CH3 are heated in the presence of sodium ethoxide and the compound generated is subsequently treated with cold, dilute acid

the answer is b & c i believe : )

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.