Which ancient civilization created the first known standardized system of product reviews, carved on clay tablets that included quality ratings and customer complaints?

Before Yelp or Amazon, ancient civilizations had their own ways of evaluating products and sharing consumer experiences. The earliest known formalized product review systems played a crucial role in trade networks and consumer protection. Test your knowledge about how our ancestors evaluated merchandise quality, settled disputes, and established trust in marketplaces that spanned continents!

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Mesopotamians (circa 1750 BCE), who documented defective copper ingots and textile quality issues
Ancient Egyptians (circa 2000 BCE), who maintained papyrus scrolls rating imported goods from Nubia and Phoenicia
Han Dynasty Chinese (circa 200 BCE), who established imperial quality inspection bureaus with written evaluations
Ancient Greeks (circa 500 BCE), whose agora merchants displayed customer testimonials on stone tablets