because the land is flat and fertile which is good for farming.Building houses,roadways,railways is much easier compared to hilly reasons.
the plains are thickly populated
no
yes
Because ----
The Ahsaa plains are densely populated due to the abundance of crops and the availability of many resourceful facilities.
Mixed Woods Plains
$ 1 per month
coastal plains
The Northern Plains of India are densely populated due to the fine alluvium deposits which makes the plain very fertile.Hence,many farmers prefer to settle here, people also settle here as it is the best landform to settle on and it has the most facilities like transportation, communication etc.
Houston
Western plains and most of Alaska.
Because Asia is so populated.