What retail technology innovation, first introduced in 1937, fundamentally transformed shopping by allowing customers to select products themselves rather than asking clerks behind counters?

The history of retail has seen dramatic transformations over centuries. From ancient marketplaces to digital storefronts, retail technology has evolved in fascinating ways. This trivia question focuses on a pivotal innovation that forever changed how customers interact with products. Test your knowledge about one of the most significant developments in retail history that set the foundation for modern self-service shopping experiences.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

The shopping cart, invented by Sylvan Goldman for his Humpty Dumpty supermarket chain
The barcode scanner, developed by IBM for automated checkout
The cash register with receipt printing capability, created by NCR Corporation
The automatic revolving door system, designed by Theophilus Van Kannel for department stores