The peaks of the Da Hinggan Ling are higher than the Xiao Hinggan Ling.
Please select the best answer from the choices provided
OT
O
F

hope you got the answer

practical process described pest part of scientific investigation.

because practical knowledge is powerful then therotical knowledge.

a corroding iron, if that's one of your choices

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.