What was the first commercial product ever scanned with a barcode scanner in a retail store?

The barcode revolutionized retail by enabling faster checkout, improved inventory management, and more accurate pricing. This small pattern of lines changed commerce forever, but do you know when this transformative technology first made its commercial debut? Test your knowledge about one of the most significant retail innovations in modern history.

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A 10-pack of Wrigley's Juicy Fruit chewing gum
A bottle of Coca-Cola
A carton of Marlboro cigarettes
A loaf of Wonder Bread