Which ancient civilization pioneered the earliest known form of 'customer feedback' by implementing satisfaction tokens that influenced merchant standings in the marketplace?

Before modern data analytics, ancient civilizations developed sophisticated methods to track consumer behavior and manage trade. From Mesopotamian clay tablets recording transactions to Roman market research techniques, the foundations of retail analytics have ancient roots. This poll explores how early civilizations monitored and responded to consumer trends in their bustling marketplaces. Test your knowledge about these early retail innovation systems that influenced commerce for millennia!

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Phoenicians, who used colored shell tokens that customers would deposit in urns outside shops to rate their experience
Egyptians, who maintained papyrus scrolls where customers could inscribe hieroglyphic reviews of marketplace vendors
Mayans, who implemented a cacao bean rating system where more beans indicated higher customer satisfaction
Romans, who used a forum-based voting system where citizens could place colored stones to rank popular merchants