Which American grocery chain pioneered the first true self-service supermarket concept in 1916, revolutionizing food retail with shopping carts and checkout stands?

The food retail industry has evolved dramatically over the decades, transforming how we shop for our daily meals. Before the innovation we now take for granted, grocery shopping involved clerks retrieving items from behind counters. A revolutionary concept changed this forever, creating the modern supermarket experience. Test your knowledge of this pivotal moment in retail food history that shaped how billions of people shop for groceries today.

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