Topographically high-standing, mountainous areas generally ________.
A)are underlain by greater than average thicknesses of lower density, crustal rocks
B)subside rapidly to compensate for erosion
C)have thicker, higher-density mantle rocks beneath them at shallow depths
D)experience rapid erosion that thins the crust and causes the area to subside

Question

Quizplus · Accepted Answer

Topographically high-standing, mountainous areas are generally composed of thick layers of lower density, crustal rocks that have been uplifted or pushed upward by tectonic forces. This is why these areas stand out above the surrounding landscape.

Topographically High-Standing, Mountainous Areas Generally ________