D. For the first one
C. For the second one
I think it might be either
A. Low plain rising to towering mountains
Or
D. Series of parallel high mountains
Because the Atlas Mountains are located there but I’m not really sure which one it is sorry.
Panama, nicaragua that’s the answer for the countries it borders
A.Near plate boundaries
This is accurate because as the plates move along the surface of the Earth the plates will separate causing earthquakes, this also can prove there are convergent boundaries the plates will collide causing volcanos. This is where mostly the action of plates passing, colliding, or even separating which cause movement creating mountains, earthquakes and volcanos.