<span>The correct answer is C. existence of economic classes. Communism seeks a classless society and does not support private property. It seeks to integrate all people into one system. Fascism on the other hand perceives each class in society as having a special place and function and does not support private property.</span>
Answer:
D
The U.S. and the USSR became involved in the
political affairs of other countries
Explanation:
The PULMONARY CIRCULATION of the circulatory system brings carbon dioxide fillied blood to the lungs
The correct option is : 
The Event that happened before U.S. Constitution was adopted : -
Harvard College was founded
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