Which retailer first introduced the modern self-service shopping concept in 1916, fundamentally changing how customers interacted with products?

Throughout history, retail has transformed from simple marketplaces to complex shopping experiences. The industrial revolution and 20th century brought dramatic innovations in how products were sold and marketed. This trivia question explores a pivotal moment in retail history that fundamentally changed how consumers interact with products. Test your knowledge of retail history with this challenging question about an innovation that revolutionized the shopping experience.

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Piggly Wiggly
Woolworth's
A&P (Great Atlantic & Pacific Tea Company)
Montgomery Ward