Which retail innovation, invented by Norman Joseph Woodland and Bernard Silver in 1952, wasn't widely adopted until the 1970s but eventually transformed inventory management and the checkout experience?

The retail landscape has been transformed by numerous technological innovations throughout history. Some inventions have fundamentally altered how consumers shop and interact with products. This trivia question explores a groundbreaking retail technology that revolutionized the shopping experience and sparked significant changes in supply chain management. Test your knowledge about the evolution of retail technology and its impact on consumer behavior!

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The barcode scanner/UPC system
The electronic cash register (ECR)
The shopping cart with foldable basket
The magnetic anti-theft security tag