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

The history of retail has been shaped by groundbreaking innovations that transformed how we shop. From the first department stores to self-service concepts, retail pioneers changed commerce forever. This trivia question explores a pivotal moment in retail history that fundamentally altered the consumer experience and set the foundation for modern shopping practices. Test your knowledge of retail history with this challenging question!

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Piggly Wiggly self-service grocery store
Sears mail-order catalog distribution centers
Woolworth's five-and-dime store concept
Marshall Field's department store price tags