Answer:
The correct answer is:
D. Mixed economies
Mixed economies are economic systems that combine elements of both market economies and command economies. In mixed economies, private enterprise plays a significant role, with businesses and individuals operating for profit within a framework of laws and regulations set by the government. Mixed economies often have a mix of public and private ownership of resources and means of production, and decisions regarding resource allocation, production, and distribution are made by both the government and private individuals or entities.
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