Question

in the upper course the river cuts a deep and narrow channel in the mountains ​

Answer 1

Answer:

River landforms can be divided into upper, middle and lower course features. These include steep V-shaped valleys, oxbow lakes and flood plains, respectively

Explanation:

Upper course river features include steep-sided V-shaped valleys, interlocking spurs, rapids, waterfalls and gorges.

Middle course river features include wider, shallower valleys, meanders, and oxbow lakes.

Lower course river features include wide flat-bottomed valleys, floodplains and deltas.