The civilizations of the Huang River valley and the Nile River valley were similar as both were ruled by dynasties. Option D is correct.
A dynasty is understood as a sequence of rulers from the same family, usually in the context of a feudal or monarchical system, but sometimes also appearing in elective republics. The longest-surviving dynasty in the world is the Imperial House of Japan, otherwise known as the Yamato dynasty, whose reign is traditionally dated to 660 BC.
the compromise that they made was they kept a two house congress. The first house, the house of representatives would be based on the states population and the second house The Senate would represent the state.
