Which retail innovation, introduced in 1916, first allowed customers to select their own merchandise without clerk assistance and is considered the foundation of modern supermarkets?

The way we shop today seems natural, but the history of retail contains fascinating innovations that transformed commerce forever. One of the most significant shifts in retail history was the transition from clerk-service to self-service shopping. This poll tests your knowledge about a pivotal moment in retail history that fundamentally changed how consumers interact with products and stores.

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Piggly Wiggly's self-service store model
Woolworth's five-and-dime store concept
Sears Roebuck's catalog order system
A&P's economy store format