Which ancient civilization invented the world's first known branded retail products with standardized packaging and manufacturer's seals around 3000 BCE?

Before modern shopping malls and e-commerce, ancient civilizations had sophisticated marketplaces that laid the foundation for today's retail concepts. From the agoras of Greece to the forums of Rome and the bazaars of Mesopotamia, these commercial centers were revolutionary retail innovations of their time. Test your knowledge about the world's earliest retail environments and how they shaped commerce for millennia to come.

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Mesopotamia (Sumerians)
Ancient Egypt
Indus Valley Civilization
Ancient China (Xia Dynasty)