Answer:
A. Increasing the use of fertilizers and irrigation
Explanation:
That will help the land and make it more farmable.
Your answer is Fault Block Mountains
Fault Block Mountains are created when tectonic plates break apart bed rock. If you've ever seen a picture of Yosemite National Park that enourmous rock is a Fault Block Mountain.
Best Of Luck,

Answer:
B
Explanation:
The whole war was fought for to gain land to the east of the Mississippi in the Ohio Valley.
Hoyts theory of urban land use and development emerged in response to changes in TRANSPORTATION
Answer:
True.
In pre-colonial Africa, some primitive versions of government systems were used.