Which ancient civilization invented the first known retail receipts, using clay tablets to record purchases and track inventory around 3000 BCE?

Before modern retail, ancient civilizations developed sophisticated commercial systems that laid the groundwork for today's marketplace concepts. From the agoras of Greece to the forums of Rome and the bazaars of Mesopotamia, retail innovations helped shape economies and societies. Test your knowledge about how ancient peoples revolutionized the exchange of goods and services thousands of years ago!

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Ancient Sumerians in Mesopotamia
Ancient Egyptians under Pharaoh Khufu
Phoenician merchants of Byblos
Indus Valley civilization at Mohenjo-daro