Which invention, first used commercially in 1974 on a pack of Wrigley's gum, revolutionized retail by enabling automated checkout and inventory management?

The retail landscape has been revolutionized by numerous innovations throughout history. From barcode scanners to augmented reality fitting rooms, technological advancements have continuously reshaped how we shop. This trivia question focuses on a pivotal invention that fundamentally changed product tracking and retail analytics. Test your knowledge about the technological breakthroughs that have shaped modern commerce!

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Universal Product Code (UPC) barcode
Radio-Frequency Identification (RFID) tag
Electronic Article Surveillance (EAS) tag
Near Field Communication (NFC) chip