Which retail pioneer invented the first self-service shopping cart in 1937, revolutionizing the grocery shopping experience?

The retail landscape has been transformed by numerous inventions and discoveries throughout history. From barcode scanners to AI-powered recommendation engines, technological breakthroughs have revolutionized how products reach consumers. This trivia question focuses on a groundbreaking retail invention that fundamentally changed shopping experiences worldwide. Test your knowledge about the origins of this transformative retail technology!

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Sylvan Goldman, who owned the Humpty Dumpty supermarket chain and created the cart after seeing customers struggle with heavy baskets
Sam Walton, who developed the cart specifically for his first Walmart store to encourage customers to purchase more items at once
Clarence Saunders, who invented the cart as part of his Piggly Wiggly self-service grocery concept
George Jenkins, who created the cart for his Publix stores after observing mothers struggling to shop with children in tow