Which military technology, originally developed for defense purposes, directly led to the creation of the barcode system now used in virtually all retail environments worldwide?

The military has pioneered numerous technologies that later revolutionized the retail industry. From RFID tracking systems first used to monitor military equipment to GPS technology that powers modern delivery services, defense innovations have transformed how we shop. This poll tests your knowledge about a particularly significant military technology that created a retail revolution we now take for granted.

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

RADAR (Radio Detection and Ranging) systems developed during WWII
The Manhattan Project's punch card systems for tracking materials
Morse code communication patterns from the American Civil War
Railroad logistics systems developed during WWII to track military shipments