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

Long before modern marketing strategies, ancient civilizations developed sophisticated product branding and retail techniques. From the stamped pottery of Mesopotamia to the branded olive oils of Rome, these early commercial innovations laid the groundwork for today's product differentiation strategies. Test your knowledge about the fascinating world of ancient product branding and how these civilizations distinguished their goods in the marketplace.

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Ancient Mesopotamia (around 4000 BCE)
Ancient Egypt (around 3200 BCE)
Ancient Greece (around 800 BCE)
Ancient China (around 1600 BCE)