Go with your gut and learn from mistakes.
The awnser is a because it is the best awnser
Oceanic crust is denser than continental crust. Continental crust is more buoyant. :)
I think the answer is B. Geographers use different kinds of maps, depending on the subject they are studying. <span />
Answer:
Columbus set sail from Spain to find an all-water route to Asia.
Explanation: