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

Throughout history, retail practices have dramatically transformed how people access and purchase goods. This poll explores a fascinating turning point in retail history that changed shopping habits forever and established foundations for modern commerce. Test your knowledge about this revolutionary retail innovation that transformed consumer behavior and set the stage for today's shopping experiences.

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Piggly Wiggly's self-service grocery store model
Woolworth's fixed-price department store concept
Montgomery Ward's mail-order catalog system
A&P's chain store standardization approach