The action that best completes the list is Working in defense industries (option C)
Since the late nineteenth century, nationalist sentiment has been a way in which states and governments have convinced the population to work together for a single purpose from different areas. An outstanding aspect of nationalism is that it has been strengthened during wars.
According to the above, during the world wars, the civilian population has played a leading role. For example, in the case of the United States, people who could not join the military supported the cause by:
- Using ration cards
- Buying war bonds
- Planting victory gardens
- Working in defense industries
During that time there was a great demand for materials such as wood and iron for the manufacture of weapons and war objects that would be sent to the battlefield. Therefore, the civilian population worked in the defense industries to manufacture these objects.
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