D.) high level of urbanization
This is because urbanization is a key element.
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Answer:
The Cold War shaped American foreign policy and political ideology, impacted the domestic economy and the presidency, and affected the personal lives of Americans creating a climate of expected conformity and normalcy. The Cold War was to last almost to the fall of the Iron Curtain and the death of the Soviet Union. Military expenditures by the US during the Cold War years were estimated to have been $8 trillion, while nearly 100,000 Americans lost their lives in the Korean War and Vietnam War.
Explanation:
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