Answer:
its true just took the testExplanation:
Yes because rivers are important for trade and even things like fresh water and transport.
Asthenosphere is the answer of this question. It best describes the all above mention properties.
Asthenosphere is the the upper layer of the earth's mantle, below the lithosphere, in which there is relatively low resistance to plastic flow and convection is thought to occur.
That statement is true I think. not for sure.