Answer:
They provided trading routes, also helped people travel, it provided electricity through hydroelectric dams, and last but not least, it was a source of drinking water.
Explanation:
I know you said 2, but I gave you 4 for incase you want to use more.
<span>autocracy or an monarchy</span>
Its where the river Hindus think of as sacred
<span>The land available to the village in india was restricted by other vilages</span>