I belive the answer is B.Longitude.
The main crop grown by the Cherokee is C. Corn
Because The beginning of Cherokee culture is identified with the cultivation of corn by the native people in the Southern Appalachians more than a thousand years ago.
I Believe the answer is: Confederate--or a confederation of states.
In the confederate form of government, each states within the country have the voting power to overrule the regulations that made by the government.
This would make the government significantly weaker compared to the states and would basically give no influence to control the actions made by the states.
When the problem was difficult at first then there was a positive outcome
Phoenicia was an ancient civilization composed of independent city-states located along the coast of the Mediterranean Sea stretching through what is now Syria, Lebanon and northern Israel.