Which retail innovation was first introduced at an Ohio supermarket in 1974, using a 10-pack of Wrigley's chewing gum as the first product scanned?

In the evolution of retail, technological breakthroughs have transformed how we shop. One innovation in particular revolutionized inventory management and checkout processes worldwide. Test your knowledge about this pivotal invention that changed the retail landscape forever and continues to be fundamental to commerce today.

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• The Universal Product Code (UPC) barcode system
• The electronic point-of-sale (EPOS) cash register
• The self-checkout kiosk
• The contactless payment terminal

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