WORLD CIVILIZATION

Detailed explanation-1: -The two Mesopotamian inventions considered most important are writing and the wheel. Although some scholars contend that the wheel originated in Central Asia (because the oldest wheel in the world was found there), it is generally accepted that the concept originated in Sumer because of the production of ceramics.

Detailed explanation-2: -In what the Greeks later called Mesopotamia, Sumerians invented new technologies and perfected the large-scale use of existing ones. In the process, they transformed how humans cultivated food, built dwellings, communicated and kept track of information and time.