Which retail innovation, introduced in 1916, revolutionized shopping by allowing customers to select their own merchandise without clerk assistance for the first time?

Retail technology has transformed dramatically throughout history, changing how people shop and businesses operate. From ancient marketplaces to modern digital platforms, retail innovation reflects broader economic and technological developments. This trivia question explores a pivotal moment in retail history that fundamentally changed consumer behavior and set the stage for modern shopping experiences we know today.

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Piggly Wiggly's self-service grocery store
Sears Roebuck's mail-order catalog system
F.W. Woolworth's five-and-dime store model
A&P's chain store standardization system