He was the creator of the world s first empire.
a. hammurabi
b. sargon
c. sumer
d. ur

A. Hammurabi

Explanation: Hammurabi he was the creator of the world's first empire. Sumer is the first civilization, Sumer, rose in about 4000 BCE. Sumerians developed a complex government and culture. Sumer was home to about a dozen city-states. Sumerians formed many cities in Mesopotamia. Two of the greatest were Ur and Uruk. Ur was a major center of trade and art. Often exercised control over Sumer.

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d) the constitution rights of native americans and their right to self-government on reservations