1. The rulers who came to power after Charlemagne failed to defend the empire.
2. Europe was threatened by Muslims, Magyars, and Vikings in the 9th and 10th centuries.
The New England colonists made their living by fishing.
In a limited government, the peoples rights are protected and this is a basic difference between a limited and an unlimited government. The correct option among all the options given in the question is option "C".In a limited government, the leaders do not have the right to misuse their powers while in an unlimited government, the people in power mostly misuse the power vested upon them. The people in a limited government have the right to challenge if any power gets misused, while in an unlimited government, the people do not have the power of challenging.
The confederacy! The Emancipation Proclamation did not apply to enslaved people in the border states of Missouri, Kentucky, Delaware, and Maryland, which had not joined the Confederacy. Lincoln exempted the border states from the proclamation because he didn't want to tempt them into joining the Confederacy.
The researcher most likely is studying Short term memory.