NATO, or the North American Treaty Organization, was formed in 1949. It was the policy created as a result of the expansion plans of the Soviet Union. It's main goal was to protect countries from the countries of the "Steel Curtain."
Answer:
D. ability to make major changes in a short period of time
Explanation:
While other options are can be true of a command economy in certain situations, option D is the only option that I would classify as an advantage of a command economy over a Market Economic System. However, major changes in a short time can have disastrous consequences, for example the 6-7 million deaths that resulted from Stalin's five year plan.
What kind of question is this lol but anyways id want to say (D)
Answer: an economic phenomenon where two parties each hold an item the other wants, so they exchange these items directly without any monetary medium!!
hope this helped :)