Which ancient civilization first used maker's marks (early logos) on pottery as a form of brand positioning to indicate quality and origin?

Before modern marketing departments and digital campaigns, ancient civilizations had their own sophisticated approaches to brand positioning. Products from certain regions or workshops became highly sought after, with distinct markings that served as early logos and quality guarantees. This poll tests your knowledge of how ancient artisans and merchants positioned their goods in competitive marketplaces that spanned continents.

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Mesopotamia (circa 4000 BCE)
Ancient Egypt (circa 3500 BCE)
Indus Valley (circa 2600 BCE)
Ancient Greece (circa 1400 BCE)