Which ancient civilization first developed standardized product packaging with branded seals to guarantee authenticity and quality to distant customers?

The ancient world was full of remarkable product innovations that shaped commerce and daily life. From Roman concrete that still stands today to Chinese paper that revolutionized information sharing, ancient civilizations were constantly developing new products to meet consumer needs. This poll tests your knowledge about one particularly fascinating innovation that demonstrates how ancient product designers solved problems in ways that influenced commerce for centuries to come.

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Mesopotamians, who stamped clay jar seals for olive oil and wine exports (c. 3000 BCE)
Egyptians, who created papyrus labels with hieroglyphic quality marks for exported goods (c. 2500 BCE)
Indus Valley merchants, who used soapstone seals to mark textile and grain shipments (c. 2600 BCE)
Minoans, who developed painted pottery marks to indicate origin and contents of exported amphoras (c. 1800 BCE)