Which ancient civilization first developed a standardized retail payment system using minted coins with consistent weight and purity, revolutionizing commerce around 600 BCE?

Before modern stores and digital payments, ancient civilizations developed sophisticated commercial systems that revolutionized how goods were exchanged. These early product innovations laid the foundation for global trade networks and established principles still used in retail today. Test your knowledge about one of history's most significant retail payment innovations that transformed ancient commerce and connected distant civilizations.

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The Lydians of Anatolia (modern Turkey)
The Egyptians under Pharaoh Ramses II
The Phoenician merchant kingdoms
The Zhou Dynasty of ancient China