Which ancient civilization first used a systematic 'customer loyalty' program where merchants kept detailed records of regular customers' preferences and spending patterns?

Before modern retail analytics, ancient civilizations developed sophisticated methods to track trade, consumer preferences, and market trends. From Mesopotamian clay tablets recording inventory to Roman market research techniques, these early civilizations pioneered concepts we still use today. Test your knowledge about how ancient merchants analyzed their 'customer data' and made strategic business decisions thousands of years ago!

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Phoenicians, who created clay tablets tracking preferred trade goods and payment history of regular foreign merchants visiting their ports
Romans, who implemented the 'tessera' token system allowing patricians to receive preferential treatment and discounts from certain merchants
Ancient Egyptians, who used papyrus scrolls to record noble families' purchasing habits for temple-based businesses
Song Dynasty Chinese, who pioneered 'regular customer registers' in urban markets to track spending patterns across multiple visits