C. Each city-state had its own form of government.
Explanation:
The city-states acted as sovereign units running their own government systems. There were basically four types of governments found in Greek city-states.
They used monarchy, a government with a king/queen and uses heredity, oligarchy, a government with a few in charge, democracy, where all citizens had a voice and a vote, and lastly tyranny, where the government is ruled with an iron fist with one leader having all control.
The area that was supposedly owned by Mexico which was settled by many Americans in the western part of America today is California. This happened after the Mexican — American war where Mexicans give up any claim to California even if it’s against their will.
Liberia was formed by freed slaves from America. It was formerly a colony of the US but declared independence in 1847. The capital, Monrovia, is named after US president James Monroe. Other than Washington DC, it is the only capital city named after a US president.