Which inventor created the first modern shopping cart in 1937, revolutionizing self-service retail by allowing customers to collect more items while shopping?

Before the 1930s, shopping was a very different experience. Store clerks would gather items for customers from behind counters, making shopping time-consuming and limiting product discovery. This poll tests your knowledge about a revolutionary invention that transformed retail forever and laid the groundwork for modern supermarkets, department stores, and today's shopping experience. How well do you know the origins of self-service retail?

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Sylvan Goldman, who was inspired after observing a folding chair and created the first collapsible cart with baskets
Margaret Knight, who initially designed wooden shopping baskets before creating a wheeled version to increase carrying capacity
Samuel Kresge, who developed the cart for his S.S. Kresge stores (later Kmart) to encourage larger purchases during the Great Depression
Victor Gruen, who designed the cart as part of his revolutionary shopping mall concept to enhance the consumer experience