Which ancient civilization invented the first known retail receipt system using clay tablets to track purchases and returns?

Before modern shopping malls and e-commerce, ancient civilizations created sophisticated marketplaces that revolutionized commerce. These early retail innovations established practices we still use today, from standardized weights and measures to dedicated commercial zones. Test your knowledge about the remarkable retail innovations that emerged thousands of years ago and shaped how humans have conducted trade throughout history.

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Mesopotamia (Sumerians)
Ancient Egypt
Ancient Greece
Indus Valley Civilization