Which innovative retail store design concept was first introduced by Clarence Saunders in 1916, revolutionizing how customers interact with products and creating a new paradigm for retail layouts?

The world of retail design has seen numerous innovations that fundamentally changed how customers interact with products. Some design concepts have become so ubiquitous that we rarely consider their revolutionary origins. This trivia question focuses on a design innovation that transformed the shopping experience and influenced product discovery patterns across global retail environments.

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

Self-service grocery store (Piggly Wiggly model)
Department store with dedicated sections (Wanamaker model)
End-cap promotional displays (A&P model)
Circular shopping path design (Marshall Field model)