What was the first commercially scanned product using a barcode scanner in a retail store?

The barcode revolutionized retail operations, inventory management, and the checkout experience. This seemingly simple pattern of lines fundamentally changed how stores track products and process sales. But do you know when this game-changing technology first made its commercial debut? Test your knowledge of this pivotal moment in retail history that transformed the industry forever.

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A pack of Wrigley's chewing gum at Marsh Supermarket in Ohio (1974)
A bottle of Coca-Cola at Walmart in Arkansas (1970)
A loaf of Wonder Bread at Kroger in Kentucky (1972)
A carton of Marlboro cigarettes at 7-Eleven in Texas (1976)