Which ancient civilization invented the first standardized retail weights and measures system that became widely adopted across multiple Mediterranean trading networks?

The ancient world was home to sophisticated trading networks and retail systems that laid the groundwork for modern commerce. From the bustling agoras of Greece to the complex bazaars of Mesopotamia, early civilizations developed remarkable retail innovations that stood the test of time. This trivia question explores one of history's most influential commercial developments that revolutionized trade in the ancient world.

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Phoenicians (c. 1500 BCE)
Egyptians (c. 2000 BCE)
Romans (c. 300 BCE)
Babylonians (c. 1750 BCE)