Which groundbreaking technology, invented in 1973, is widely considered the foundation of modern omnichannel retail by enabling product identification across physical and digital channels?

The modern shopping experience seamlessly blends physical stores, online platforms, mobile apps, and social media. But the journey to true omnichannel retail required revolutionary technological discoveries and innovations. Test your knowledge about a pivotal moment in retail history that fundamentally changed how brands connect with customers across multiple touchpoints simultaneously.

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• The Universal Product Code (UPC) barcode system
• The Electronic Data Interchange (EDI) protocol
• The Radio-Frequency Identification (RFID) tag
• The Point of Sale (POS) terminal network

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