Which invention, first implemented in a supermarket in 1974, revolutionized retail inventory management by allowing automatic electronic data collection at point of sale?

The retail landscape has been transformed by numerous technological breakthroughs throughout history. Some inventions completely revolutionized how products are sold, tracked, and marketed to consumers. This trivia question focuses on a pivotal invention that fundamentally changed retail inventory management and created the foundation for modern commerce tracking systems. Test your knowledge about this game-changing retail technology!

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• The Universal Product Code (UPC) barcode scanning system
• The electronic cash register with digital inventory tracking
• The RFID (Radio-Frequency Identification) tag system
• The magnetic stripe card reader for payment processing

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