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

The history of retail has been marked by groundbreaking innovations that transformed how we shop. From humble marketplaces to sophisticated department stores and digital platforms, retail evolution reflects broader social and economic changes throughout history. This trivia challenges your knowledge about a pivotal moment in retail history that changed shopping forever and set the foundation for modern consumer culture.

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Piggly Wiggly's self-service grocery store model
Macy's department store window displays
Sears Roebuck's mail-order catalog system
A&P's discount pricing structure