The Founding Fathers compromised on using a federal system for the new government because a federal system would create a system of power sharing between the national and state governments. There was great debate about state v. federal power in the writing of the constitution and the choice of a federal system was a compromise which sought to implement and protect the concerns of creating a tyrannical federal government but also one that could provide for the people with a strong national government.
If the citizens were not required, no one may want to. On jury, you may have a case that may take a long time and you may end up sentencing someone to death. It is likely if citizens were not required that no one would want to volunteer.
Answer: C, Charlemagne
Explanation:
Charlemagne united Europe during the Middle Ages.
The answers is the last one... hope this helps :)