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

Before modern shopping malls and e-commerce, ancient civilizations developed sophisticated retail systems and marketplaces that revolutionized commerce. Many retail innovations we consider modern actually have roots thousands of years old. Test your knowledge about the fascinating world of ancient retail and consumer products that shaped early economies and trading systems.

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Mesopotamians (Sumerians)
Ancient Egyptians
Phoenicians
Indus Valley Civilization