Which pioneering American grocery chain is credited with inventing the self-service shopping model in 1916, allowing customers to select their own items rather than having clerks gather products for them?

The modern supermarket experience we take for granted today wasn't always the norm. For decades, grocery shopping involved handing a list to clerks who would gather items for you. Test your knowledge about the revolutionary retail chain that fundamentally changed how we shop for food by introducing the self-service grocery model - a concept that transformed the entire food retail industry.

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Piggly Wiggly
A&P (Great Atlantic & Pacific Tea Company)
Safeway
Kroger