Which retail innovation, first introduced in 1916, revolutionized shopping by allowing customers to select their own merchandise rather than requesting items from clerks behind counters?

The retail landscape was forever changed by one innovative concept that shifted the shopping paradigm from clerk-service to self-service. This revolutionary approach to merchandising transformed how consumers interact with products and dramatically increased retail efficiency. Test your knowledge about this pivotal invention that fundamentally changed the retail industry and shopping behavior worldwide.

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

Piggly Wiggly (the first self-service grocery store)
Woolworth's 5 & 10 (the first discount department store)
Montgomery Ward's mail-order catalog system
A&P's Economy Store (the first chain grocery model)