Which factor contributed to the collapse of command economies in
communist countries at the end of the 20th century?
O
A. They were much less efficient at producing goods than Western
free market economies.
O
B. They were unstable due to their reliance on constantly increasing
stock prices
O
C. They were too focused on producing consumer goods instead of
valuable new technologies,
O
D. They were undermined by the huge differences between the rich
and poor they created.

they were much less efficient at producing goods than western free market economies

Explanation:

(a p e x)

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