Which innovative technology, invented in 1974 by Norman Joseph Woodland and Bernard Silver, was first used commercially at an Ohio supermarket and revolutionized retail supply chain management?

The retail industry has seen numerous groundbreaking inventions that have transformed how we shop. From barcode scanners to contactless payments, these innovations have shaped the modern shopping experience. Test your knowledge about a pivotal invention that revolutionized retail supply chain management and inventory tracking!

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Universal Product Code (UPC) barcode scanner
Electronic point-of-sale (EPOS) cash register
Radio-frequency identification (RFID) tag
Electronic article surveillance (EAS) system