Which retail innovation, first used commercially in June 1974 at an Ohio supermarket, revolutionized inventory management by allowing automated product identification?

The retail industry has undergone numerous technological revolutions that transformed how businesses track and manage their inventory. One particular innovation from the 1970s fundamentally changed retail forever, creating efficiency that we now take for granted. Test your knowledge about this pivotal moment in retail history that bridges traditional commerce with the digital age we know today.

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Universal Product Code (UPC) barcode scanning
Electronic Data Interchange (EDI) for supplier communication
Radio Frequency Identification (RFID) tagging
Just-In-Time (JIT) inventory software systems