Which retail technology innovation, first implemented in 1974 at a Marsh Supermarket in Ohio, revolutionized inventory management and is considered one of the most important retail advancements in modern history?

The evolution of retail technology has dramatically changed how consumers shop and how merchants operate. From primitive bartering systems to modern AI-driven experiences, the history of retail technology tells a fascinating story of innovation. Test your knowledge about a pivotal moment in retail technology history that transformed inventory management and the shopping experience forever.

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The Universal Product Code (UPC) barcode scanner
The first electronic cash register by NCR
The magnetic stripe credit card reader
The first computerized inventory management system (IBM's SABRE)