Answer:
D) the actions of government central planners
Explanation:
Communism was an economic doctrine where the government imposed an extremely rigid command economic system, where the government was in total control of the economy. This is a type of command economic system where the government decides on most economic affairs, and it doesn't favor private businesses. Prices are usually fixed, including the prices of goods and labor. Domestic private companies are outlawed, and foreign private companies are not willing to risk investing in communist country. Communism favored income equality and full employment, at the expense of decreasing economic liberties.