Which retail pioneer is credited with opening the first true self-service supermarket in the United States in 1916, revolutionizing how consumers shopped?

Before supermarkets transformed how we shop, groceries were purchased through clerk-served general stores where shopkeepers gathered items from shelves and barrels for customers. The self-service revolution changed retail forever, giving birth to modern shopping as we know it. Test your knowledge about this pivotal moment in retail history that fundamentally altered consumer behavior and shopping patterns worldwide.

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Clarence Saunders with Piggly Wiggly
Frank Woolworth with Woolworth's
Sebastian Kresge with S.S. Kresge Company (later Kmart)
George Gilman with The Great Atlantic & Pacific Tea Company (A&P)