What manufacturers keep up with consumers in the 1920s?

There were several different factors that allowed manufacturers to keep up with consumers in the 1920's including: Assembly line- The development of the assembly line, made famous by Henry Ford, resulted in the rapid increase in the amount of goods available to consumers.

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answer; /// i believe the three where,tutankhamun,hatshepsut and , im not sure,but maybe (ramses the great)

they were all fought in the middle east during ww1