Which retail innovation, first introduced by Clarence Saunders in 1916, revolutionized shopping by allowing customers to select their own merchandise?

Before the 1916 invention we're asking about, grocery shopping was entirely different! Customers would hand their shopping lists to clerks who gathered items from behind counters. This revolutionary concept fundamentally changed retail forever, creating the shopping experience we know today. It introduced unprecedented customer autonomy, transformed store layouts, and established the foundation for modern retail psychology and marketing. Do you know which pioneering invention changed the face of retail forever?

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

Self-checkout kiosks
Piggly Wiggly self-service grocery store
Shopping carts with wheels
Barcode scanning system