Which ancient civilization invented the first standardized system of weights and measures for marketplace transactions, revolutionizing fair trade practices around 2600 BCE?

Before modern shopping malls and e-commerce, ancient civilizations developed sophisticated retail systems that revolutionized how people traded goods. Some innovations from thousands of years ago continue to influence retail practices today. This poll explores one fascinating aspect of ancient retail technology that changed commerce forever. Test your knowledge about the earliest retail innovations that shaped human economic history!

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Ancient Egyptians, who created the hieratic cubit system used by merchants along the Nile
Indus Valley Civilization, which developed remarkably precise stone weights found at Harappa and Mohenjo-daro
Mesopotamian Akkadians, who established the royal gur system under Sargon of Akkad
Ancient Chinese Xia Dynasty, which implemented the first bronze weight standards for silk trading