What events occurred in the western U.S. during middle and late Paleozoic time?
A) collisions with island arcs
B) thrust faults
C) formation of mountains called the Ancestral Rockies
D) all of these

Question

Quizplus · Accepted Answer

During the middle and late Paleozoic era, the western U.S. experienced all of these geological events: collisions with island arcs, the formation of thrust faults, and the creation of mountains known as the Ancestral Rockies.

What Events Occurred in the Western U