Which retail innovation, first implemented in 1916, fundamentally transformed shopping by allowing customers to select their own merchandise without clerk assistance?

Before the days of online shopping and self-checkout, retail underwent transformative innovations that forever changed how we shop. This trivia question explores a pivotal moment in retail history that revolutionized the consumer experience and set the foundation for modern shopping as we know it today. Test your knowledge of retail history and see if you can identify which groundbreaking innovation truly transformed the shopping landscape in the early 20th century.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Piggly Wiggly's self-service grocery store model
Woolworth's fixed-price merchandise system
Sears Roebuck's mail-order catalog distribution
Marshall Field's department store return policy