Which 20th century innovation is credited with standardizing global shipping, dramatically reducing loading times, and revolutionizing retail supply chains?

Throughout history, supply chain management has evolved dramatically, reshaping how products move from producers to consumers. From ancient trade routes to modern logistics networks, these developments have fundamentally transformed retail. Test your knowledge about a pivotal moment in supply chain history that revolutionized product distribution and retail operations worldwide.

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

The shipping container (invented by Malcolm McLean in 1956)
The wooden pallet (developed by the U.S. military during WWII)
The forklift truck (first electric models appeared in the 1920s)
The pneumatic tube delivery system (popularized in the 1940s)