Convergent Boundary
Divergent
Boundary
Transform
Boundary
u can create a mountain chain
Can create new crust
+ Can melt old crust
Can create a subduction zone
Pistes moving apart
I Can Cause seatloor spreading
: Can create a mid-ocean ridge
Earthquakes often happen here
Pistes coming together
Plates sliding past each other

output?

explanation:

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.