Which ancient civilization first developed a comprehensive system of 'merchant seals' - clay impressions that functioned similarly to modern corporate logos to guarantee product authenticity?

While we often think of branding as a modern concept, ancient civilizations had their own sophisticated systems of product identification and quality assurance. From pottery maker's marks in Mesopotamia to official seals on Roman goods, these early 'logos' helped consumers identify authentic products. This trivia explores how ancient civilizations managed their commercial identities through early branding practices that influenced trade across vast empires.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Mesopotamian (specifically the Sumerians, circa 3500 BCE)
Ancient Egyptian (New Kingdom period, circa 1550 BCE)
Indus Valley civilization (circa 2600 BCE)
Ancient Chinese (Shang Dynasty, circa 1600 BCE)