If people have trouble digesting fats, they most likely have trouble with
a. the esophagus and liver
b. the pancreas and stomach
c. the liver and gallbladder
d. the small intestine and large intestine

zfoods? ok, pressure is used to keep the heat inside and to keep the food perfect.

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.