Which ancient civilization first implemented a systematic inventory management system using clay tokens stored in sealed clay envelopes to track merchandise quantities?

Before modern retail giants, ancient civilizations developed sophisticated commercial systems that would influence trade for millennia. The marketplaces of ancient Rome, Greece, Egypt, and Mesopotamia established fundamental retail concepts we still use today. This trivia question explores how these early civilizations implemented retail inventory management techniques that would be recognizable to modern merchants. Test your knowledge about the surprising sophistication of ancient retail operations!

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Mesopotamia (circa 8000 BCE)
Ancient Egypt (circa 3000 BCE)
Ancient Greece (circa 800 BCE)
Roman Empire (circa 100 BCE)