Which ancient civilization invented the first known retail inventory management system using 'quipu,' colorful knotted cords that tracked goods, transactions, and tax obligations?

Long before modern shopping malls and e-commerce, ancient civilizations developed sophisticated retail and inventory management systems. From Mesopotamian clay tablet receipts to Roman shopping districts, the foundations of modern retail were established thousands of years ago. Test your knowledge about the innovative retail practices of our ancestors that would influence commerce for millennia to come!

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Inca Empire
Ancient Egypt
Mesopotamia
Ancient Greece