Which ancient civilization is credited with creating the first standardized 'brand marks' on commercial products, using cylinder seals to stamp ownership and origin on clay containers around 3000 BCE?

Before modern logos and trademarks, ancient civilizations used distinctive symbols to mark their goods and services. These early 'brand identities' helped distinguish products in marketplaces from Mesopotamia to Rome. Test your knowledge of how ancient merchants and artisans marketed their wares through symbols that functioned much like today's corporate logos.

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Mesopotamia (Sumer)
Ancient Egypt
Indus Valley Civilization
Ancient China (Shang Dynasty)