Which ancient civilization first designed standardized clay containers with distinctive seal impressions that functioned similarly to modern product logos for quality assurance in long-distance trade?

While we often think of product design as a modern concept, ancient civilizations were masterful creators of innovative goods that combined functionality with aesthetic appeal. From Egyptian cosmetic containers to Roman mass-produced glassware, these civilizations understood the principles of what we now call 'user experience' and 'brand identity.' Test your knowledge about one particularly innovative ancient product design that revolutionized commerce in its time.

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Mesopotamian (specifically Uruk period, circa 3500 BCE)
Ancient Egyptian (Old Kingdom period, circa 2600 BCE)
Indus Valley (Harappan civilization, circa 2500 BCE)
Early Chinese (Shang Dynasty, circa 1600 BCE)