Which retail pioneer invented the modern self-service grocery store concept in 1916, transforming retail by allowing customers to select their own products and introducing the shopping basket?

In the early 20th century, a revolutionary retail concept emerged that would fundamentally transform how people shop. This innovation eliminated counter service, allowed customers to select their own merchandise, and introduced efficiencies that dramatically reduced prices. This breakthrough concept spread globally and remains the foundation of most retail experiences today. Test your knowledge about this pivotal moment in retail history!

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Clarence Saunders with Piggly Wiggly
Frank Woolworth with F.W. Woolworth Company
Sebastian Kresge with S.S. Kresge Company (later Kmart)
George Dayton with Dayton's Department Store (later Target)