Which retail innovation, first introduced in 1916, fundamentally changed shopping behavior by allowing customers to select their own merchandise without clerk assistance?

Throughout history, retail innovation has transformed how we shop and consume products. From ancient marketplaces to modern shopping malls and e-commerce platforms, the evolution of retail reflects broader economic, technological, and social changes. This poll tests your knowledge about a pivotal moment in retail history that changed consumer behavior forever and set the foundation for modern shopping experiences.

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Piggly Wiggly's self-service grocery store model
Sears Roebuck's mail-order catalog system
Marshall Field's department store with fixed pricing
F.W. Woolworth's five-and-dime store concept