Which retail innovation, introduced in 1916, first allowed customers to select their own merchandise without clerk assistance and pioneered the modern self-service shopping experience?

The retail landscape we take for granted today was once revolutionary. In the early 20th century, most stores featured clerks who retrieved items for customers from behind counters. This trivia question explores a pivotal innovation that fundamentally changed how people shopped and set the foundation for modern retail experiences. Test your knowledge of retail history and the visionaries who shaped our shopping habits!

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Piggly Wiggly's self-service grocery store model
Woolworth's five-and-dime store concept
Sears Roebuck's department store layout
A&P's supermarket chain format