Democracy:
United States: The United States uses a system of Indirect Democracy.
Canada: Canada uses a system of Constitutional Monarchy.
Zimbabwe: Zimbabwe has a Presidential Republic.
Autocracy:
North Korea: North Korea has a Family Regime. However, the current person in power is an autocrat, Kim Jong-un.
The answer is: B) Wheat
During the early years of the Oklahoma territory, settlers found wheat to be the most profitable crop, since wheat did not require as much moisture as other crops and the Oklahoma soil and climate had perfect conditions to grow this type of crop instead of others like corn and turnips.
Post offices refused to deliver abolitionist publications.