Which invention, initially developed for military applications, was later adapted by retail stores to track inventory and is now ubiquitous in product identification?

While many inventions transformed how we live, some specifically revolutionized retail and consumer experiences. This trivia challenges you to identify which famous innovation led to a retail transformation that we now take for granted. Test your knowledge of how certain discoveries bridged the gap between technological advancement and everyday shopping experiences, forever changing how brands connect with consumers.

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RFID (Radio-Frequency Identification)
Barcode/UPC (Universal Product Code)
NFC (Near-Field Communication)
QR Code (Quick Response Code)