The Mesozoic orogenies of the Cordillera ____.
A) progressively affected areas from west to east
B) progressively affected areas from east to west
C) involved only deformation and no magmatism
D) involved only magmatism and no deformation
E) progressively affected areas from west to east AND involved only deformation and no magmatism

Question

Quizplus · Accepted Answer

The Cordillera is a mountain range that runs from Alaska to South America, and it was affected by several orogenies during the Mesozoic era. The orogenies began in the west and progressively affected areas towards the east. This is evidenced by the younger age of the mountain ranges towards the east. Therefore, option A is the correct choice.

The Mesozoic Orogenies of the Cordillera ____