What is a legitimate government?
a: one in which government leaders obtain and keep power by using force
b: one that offers the fastest solutions to a nation’s problems and citizens’ needs
c: one that is created by a union of many smaller groups that could not obtain power on their own
d: one that is accepted by its people and other governments as the sovereign authority of a nation

D: one that is accepted by its people and other governments as the sovereign authority of a nation

Explanation:

The governments around the world can simply be divided into two categories by their legitimacy, legitimate governments and illegitimate governments. The legitimate governments are the ones that are chosen by the people in democratic elections, thus they are accepted by the people of the country. Also, the international community needs to accept the government as legitimate, and that is never an issue if the government has been chosen by the people. On the other hand, there are governments that are illegitimate, which are run by dictators and the people don't have any say in the government.

aristocracy, timocracy, oligarchy, democracy, theocracy and tyranny

explanation:

in 342 bc j._c. egypt fell into the hands of the persians, under the reign of nectanebo ii

greek city-states unite in a revolt against the persian empire at the beginning of the fifth century bc. j.-c  

from the year 660 or 659 bc ad, cyrus preached the revolt against the medes to deliver the persians.