Question

Valleys form mainly from

A.
deposition of sediment by rivers or glaciers.
B.
weathering and erosion by the wind.
C.
weathering and erosion by rivers or glaciers.
D.
deposition of sediment by the wind.

Answer 1

Answer: its c

Step-by-step explanation:

Answer 2

C.

weathering and erosion by rivers or glaciers.

Step-by-step explanation:

Shotta Flow