When intersecting cirques carve away the mountain, narrow, sharp ridges called what are formed?

Question

Quizplus · Accepted Answer

Arêtes are narrow, sharp ridges that are formed when intersecting cirques carve away the mountain. Medial moraines are ridges of debris that form in the middle of a glacier, lateral moraines are ridges of debris that form along the sides of a glacier, and eskers are long, narrow ridges of sand and gravel that are formed by streams flowing within or beneath a melting glacier. Therefore, the best choice is A) arêtes.

When Intersecting Cirques Carve Away the Mountain, Narrow, Sharp Ridges