Which retail innovation, introduced in 1916 by Clarence Saunders, fundamentally changed shopping by allowing customers to select their own merchandise rather than requesting items from clerks behind counters?

Step back in time to explore a pivotal moment in retail history that forever changed how we shop. This historical retail innovation revolutionized consumer experiences and set the foundation for today's shopping landscape. Test your knowledge of retail's evolutionary past and the visionaries who transformed commerce from simple transactions into the sophisticated shopping experiences we know today.

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Piggly Wiggly (the first self-service grocery store)
The Woolworth Building (the first department store with multiple floors)
The National Cash Register (the first automated checkout system)
Marshall Field's Bargain Basement (the first discount retail section)