Which retail innovation, first introduced in 1916, eliminated counter service and allowed customers to select their own merchandise for the first time?

Test your knowledge about one of the most significant innovations in retail history that fundamentally changed how consumers shop and transformed the customer experience forever. This innovation revolutionized the traditional merchant-customer relationship and established a new paradigm for retail that continues to influence store designs and shopping experiences today.

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Self-checkout kiosks
Shopping carts
Self-service shopping (Piggly Wiggly's innovation)
Department store catalog showrooms