Which retail innovation, first commercially used in 1974 on a pack of Wrigley's chewing gum, dramatically increased checkout speed and inventory tracking capabilities?

The retail landscape has been transformed by numerous technological innovations over the decades. From humble beginnings to sophisticated systems we take for granted today, certain inventions have revolutionized how we shop and how retailers operate. This trivia tests your knowledge about a groundbreaking retail technology that forever changed product identification and checkout efficiency worldwide.

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Universal Product Code (UPC) barcode scanning
Self-checkout kiosk
Electronic anti-theft tags
RFID inventory tracking