Which retail innovation, introduced in 1916, pioneered the self-service shopping model where customers could select their own products rather than asking clerks, revolutionizing retail operations?

The retail landscape has evolved dramatically over the centuries, with innovations that fundamentally changed how people shop. One of the most revolutionary shifts in retail operations was the introduction of self-service shopping, which eliminated the need for clerks to retrieve products for customers. This seemingly simple operational change transformed the entire retail industry and paved the way for the modern shopping experience we know today.

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

Piggly Wiggly stores by Clarence Saunders
F.W. Woolworth's five-and-dime stores
Sears Roebuck mail-order catalog system
A&P's economy store concept