Which consumer product company famously developed the 'K-Ration' combat meal kit during WWII, later using this military innovation to market their peacetime products?

During major conflicts, many civilian companies redirected their manufacturing capabilities to support war efforts. This wartime production often led to significant marketing shifts and brand innovations that continued into peacetime. Some of these military connections became central to brand identities, while others have been largely forgotten. Test your knowledge of how military history intersected with commercial brand development and marketing strategies!

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Wrigley's Gum
Campbell's Soup
Kellogg's
Wm. K. Cracker Company (now part of Kraft)