Which ancient civilization invented the earliest known form of product branding, using distinctive symbols on pottery to indicate workshop origin and quality?

The ancient world wasn't just about conquests and monuments - it was also filled with sophisticated product development and marketing techniques! From Roman merchant guilds advertising their wares to Egyptian trade networks promoting exotic goods, ancient civilizations developed remarkably effective methods to promote products across vast empires. Test your knowledge about how our ancestors handled product promotion and development before the digital age!

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Mesopotamians, who stamped clay tablets with cylinder seals to authenticate goods from specific merchants around 3000 BCE
Ancient Greeks, who marked their amphorae (storage vessels) with distinctive potter's marks and painted signatures starting around 700 BCE
Egyptians, who used hieroglyphic cartouches on products to indicate royal approval and origin around 2500 BCE
Chinese Han Dynasty merchants, who used silk stamps to mark premium goods along trade routes around 200 BCE