Another name for steep-sided dry canyons found in eastern Washington is what? A) Gulches
B) Box Canyons
C) Coulees
D) Perennial Canyons



Optuon C: Coulees

Explanation:

Canyon have been proven to be found below the rim of the land and also below the horizon. There are also foudnd that ragged scars on the planet surface coming down hundreds to thousands of feet below their surrounding landscape and giving it a depth. They are simply a thin or narrow, deep, rocky, and steep-walled valley that is originated or carved as a result of swift-moving river. Coulee is a general word. It can refer to as a form of different landforms and also a form of drainage zones or valley type. They are usually formed by volcanic eruption and is a like a gully or a ravine which is dry and mostly cut by water action.

the answer is:

c. economic output