Which of New Mexico's geographic regions would best be described as a land of cliffs, jagged mountains, large valleys, and canyons? A. Plains
B. Plateau
C. Mountain
D. Basin and range

C. Mountains

Explanation:

South of the Canadian River, along the eastern edge of New Mexico, the land is referred to as the High Plains or Staked Plains. These High Plains run along the Texas border in New Mexico. In the central part of New Mexico, the Rocky   mountains extend into New Mexico from Colorado to the north.