Which retail innovation, first introduced in 1916, pioneered the self-service shopping model where customers could browse and select products themselves rather than requesting items from clerks?

Before modern supermarkets, shopping was a very different experience. Store clerks would retrieve items for customers from behind counters, limiting product discovery and increasing transaction time. One innovative retail concept changed everything, launching a revolution in how we shop and transforming retail layouts, customer behavior, and marketing strategies forever. Test your knowledge about this pivotal moment in retail history!

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Piggly Wiggly (the first true self-service grocery store with shopping baskets and checkout stands)
Woolworth's 'Five and Dime' (featuring open shelving but still using counter service for most transactions)
A&P Economy Stores (which introduced standardized pricing but maintained clerk-assisted shopping)
Sears Catalog Showrooms (which displayed products for customers to select but still required employee retrieval)