Question

V-shaped valleys are formed by
a. glaciers
b. rivers
c. wind
d. none of these ​

Answer 1

(b) V-valley is formed by erosion from a river.

Answer 2

Explanation:

During periods when Earth's climate cools, glaciers form and begin to flow downslope. Often, they take the easiest path, occupying the low V-shaped valleys once carved by rivers. ... After the glacier retreats, it leaves behind a flat-bottomed, steep-walled U-shaped valley.