Which retail innovation did ancient Egyptian marketplaces introduce that revolutionized the shopping experience and is still used in modern retail design?

The ancient Egyptian marketplace was a hub of innovation and commerce, featuring retail experiences that were ahead of their time. From specialized shops in the bazaars of Thebes to the advanced trading systems along the Nile, ancient Egyptians pioneered many retail concepts we still use today. This poll tests your knowledge about one of history's most fascinating consumer experiences that influenced retail design for millennia.

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Departmentalized shopping areas with specialized vendors grouped by product category
Self-service shopping where customers could browse items without merchant assistance
Loyalty papyrus scrolls that tracked customer purchases for rewards
Digital price displays that could be updated daily with new hieroglyphics