Answer:
Command Economic System
Explanation:
Communist countries, particularly Russia and China, decided on a centrally planned economy (aka command economy). The centrally planned economy had the following major attributes: The government owns all means of production, which is managed by employees of the state.
Native Americans in North America established themselves in 10 separate culture areas: the Arctic, the Subarctic, the Northeast, the Southeast, the Plains, the
Southwest, the Great Basin, California, the Northwest Coast and the
Plateau. They established themselves according to the type of landscape or terrain and weather they have.
actually the answer is d.worked at challenging jobs in the cities.