Which retail innovation, first introduced in 1916 by Clarence Saunders, fundamentally changed the customer shopping journey by allowing shoppers to select their own merchandise without clerk assistance?

The retail landscape we know today evolved through fascinating innovations throughout history. From ancient marketplaces to modern megastores, retail history is filled with transformative moments that changed how humans shop and consume. This trivia question explores a pivotal development in retail customer journey that revolutionized the shopping experience in the early 20th century and remains influential today.

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

The self-service grocery store (Piggly Wiggly)
The department store credit card (Filene's)
The shopping mall food court (Southdale Center)
The catalog showroom model (Service Merchandise)