Question

why are the river Plains thickly populated give and three Reason from brainly​

Answer 1

Answer:

Rivers and valleys are densely populated as these areas are perfectly suitable for agriculture. Plains provide fertile soil and is suitable for constructions and large buildings. Roads can be made on these plains so that small to big vehicles can run over them providing easy transportation facilities to people.

Hope this helps you mate!

Answer 2

Answer:

because the land around the river is very fertile and we can get water supply and the river water can also be harnessed to supply electricity