Which retail technology invention was first demonstrated at a Marsh Supermarket in Troy, Ohio in 1974, fundamentally changing how products are tracked and sold worldwide?

The retail landscape has been transformed by technological innovations that changed how we shop forever. From humble beginnings to sophisticated systems, these inventions revolutionized the consumer experience. Test your knowledge about a groundbreaking retail technology that fundamentally altered commerce and created new possibilities for both merchants and shoppers worldwide. Do you know which invention marked a pivotal moment in retail history?

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• The UPC barcode scanner
• The electronic cash register (ECR)
• The customer loyalty card
• The self-checkout kiosk

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