Answers

2014-05-10T13:10:55+05:30
Because the plateau regions are not flat and crops cannot grow there
and because agriculture is not there so people dont live there 

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2014-05-10T13:14:13+05:30
BECAUSE THE PLAIN REGIONS ARE COMFORTABLE FOR FARMING. the plateau  region does not support the farming too . the plain land have the absorbity of water whreas the plateaus do not have capability to absorb water
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