What caused the great rift valley and the great escarpment?

a. flooding
b. glaciers
c. plate movement
d. precipitation

(C) Plate movement

Explanation:

 The plate movement is one of the major cause of the great rift valley as the  geologists realize that rift valley was basically framed by the fierce underground powers that destroyed the world's outside layer.

 These powers made enormous pieces of the outside layer sink between the parallel separation points and power up the liquid shake in volcanic emissions.

 The great Rift Valley is mainly framed by a unique plate limit, where the Amur plate is gradually tearing away and it has been doing as such for around 25 million years.

Therefore, Option (C) is correct.

the answer is d. made landless peasants that owners of large haciendas

the correct answer is c