Which retail company first implemented the electronic point of sale (POS) system that could scan universal product codes (UPCs) in 1974, revolutionizing retail checkout?

The retail landscape has been transformed by technological innovations throughout history. One of the most significant developments was the introduction of electronic point of sale (POS) systems, which revolutionized how merchants tracked inventory and processed transactions. Before modern computers and touch screens, these early systems laid the groundwork for today's sophisticated retail technology. Test your knowledge about this pivotal moment in retail history!

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Marsh Supermarket (in Troy, Ohio)
Walmart (in Rogers, Arkansas)
Sears (in Chicago, Illinois)
Woolworth's (in New York City, New York)