Which retail analytics technology was first widely adopted by major retailers to track in-store customer movement patterns?

Modern retailers rely heavily on data analytics to make strategic decisions. From predicting consumer behavior to optimizing inventory, retail analytics has transformed how businesses operate in the competitive marketplace. This trivia question tests your knowledge about a groundbreaking retail analytics innovation that changed how major retailers understand customer behavior in physical stores.

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Heat mapping cameras
RFID tracking in shopping carts
Facial recognition systems
Mobile app geolocation