Which ancient civilization pioneered the first known form of retail 'brand endorsement' by stamping maker's marks on pottery and goods to indicate quality and origin?

Before modern shopping malls and e-commerce, ancient civilizations developed sophisticated retail systems that shaped commerce for millennia. From the agoras of Greece to the forums of Rome and bazaars of Mesopotamia, retail has ancient roots. This poll explores how these early civilizations marketed and sold their products - some techniques might surprise you with their similarity to modern retail strategies! Test your knowledge about the advertising and promotional techniques used thousands of years ago.

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Ancient Egyptians, who marked royal-approved goods with pharaonic seals to increase consumer confidence
Ancient Greeks, who used potter and artisan signatures on amphoras and vessels as early quality guarantees
Mesopotamians, who used cylinder seals on merchandise to denote premium marketplace status
Ancient Chinese, who developed merchant chops (stamps) to distinguish authentic goods from counterfeits