In which year was the first commercial product scanned using a barcode scanner in a retail store?

The technology that revolutionized retail operations forever has a fascinating history. Beyond just making checkout faster, barcodes transformed inventory management, supply chain operations, and data collection in retail. This poll tests your knowledge about a pivotal moment in retail history that changed how stores operate worldwide. Do you know when this revolutionary technology first made its commercial debut?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

1974 (Marsh Supermarket in Troy, Ohio - a pack of Wrigley's chewing gum)
1969 (Kroger store in Cincinnati, Ohio - a carton of Marlboro cigarettes)
1981 (Walmart in Rogers, Arkansas - a 10-pack of Coca-Cola)
1952 (A&P store in Philadelphia - a can of Campbell's soup)