Which ancient civilization first used manufacturer's marks (an early form of product branding) on pottery to indicate workshop origin and quality assurance?

Before modern marketing and global retail chains, ancient civilizations had sophisticated commercial systems with their own brand identities and product endorsements. From stamped pottery to merchant seals, the ancient world developed innovative ways to build customer trust and promote product authenticity. Test your knowledge about these early retail innovations that shaped commerce for millennia to come!

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Mesopotamia (circa 4000 BCE)
Ancient Egypt (circa 3000 BCE)
Indus Valley (circa 2500 BCE)
Ancient Greece (circa 1500 BCE)