Define the word federalism

Federalism is a system of government in which the same territory is controlled by two levels of government. ... Both the national government and the smaller political subdivisions have the power to make laws and both have a certain level of autonomy from each other.

the hyksos invasion. the hyksos were able to attack egypt successfully because of their skills in using bronze weapons, composite bows and the use of the horse and chariot during the invasion. although the egyptians depict a barbarian-type overthrow, the truth is the seizure was likely a relatively peaceful one.

your answer would be (b)