Which ancient civilization invented the world's first known product 'brand', using distinctive seals to mark pottery as authentic products from specific workshops?

While we often think of retail innovation as a modern concept, ancient civilizations developed sophisticated commercial systems that laid the foundation for today's retail practices. From the agoras of Greece to the forums of Rome and the bazaars of Mesopotamia, these early marketplaces featured remarkable innovations in product display, consumer engagement, and trade techniques. Test your knowledge about these early retail pioneers and their lasting impact on modern commerce!

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Mesopotamian (Sumerian) civilization, using cylinder seals to mark pottery as coming from specific workshops (c. 3500 BCE)
Ancient Egyptian merchants, who marked papyrus products with royal cartouches to indicate official production (c. 3000 BCE)
Indus Valley traders, who stamped specific symbols on their pottery to indicate production quality and origin (c. 2600 BCE)
Chinese Han Dynasty officials, who developed government seals to authenticate silk and bronze products (c. 200 BCE)