Which famous retail loyalty program was directly inspired by military award systems used during World War II?

During World War II, military necessity drove remarkable retail innovations that later transformed civilian shopping. From K-rations to PX stores, the military developed distribution systems and packaging technologies that would later revolutionize how products reached consumers. Test your knowledge about how wartime retail strategies influenced post-war consumer culture and shopping experiences that we still see today.

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S&H Green Stamps, which mimicked military service stamps that soldiers collected for benefits
Sears' 'Shop Your Way' program, modeled after officer commissary privileges
A&P's 'Plaid Stamps', inspired by military uniform insignia recognition
Montgomery Ward's 'Eagle Points', based on military rank advancement systems