Which product was the first to be scanned with a barcode in a retail transaction?

Barcodes revolutionized retail by enabling faster checkout, improved inventory management, and data collection. This seemingly simple technology transformed how stores operate and how products are tracked throughout the supply chain. Test your knowledge about this pivotal retail technology invention that changed shopping forever and paved the way for modern retail analytics and operations.

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A pack of Wrigley's chewing gum
A carton of Kellogg's Corn Flakes
A can of Campbell's tomato soup
A loaf of Wonder Bread