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.
"<span>a. food," since it was a surplus of agriculture that allowed people to develop trades other than farming.</span>
They were titled "<span>bureaucrats". A term we still use to refer to government officials today.</span>
The appropriate answer is B. steam boats could travel against the current on a river. This statement means that steam boats could travel upstream. The steam engine in steam boats allowed them to travel upstream possibly against a strong current. Sail boats rely on wind or the downstream flow of the water to move it from one location to the other. The invention of the steamboat revolutionised transportation of goods and people on large navigable rivers.
The best option from the list regarding the Albigensian Crusade from 1209 to 1229 would be that "<span>Crusaders tried to conquer southern France, because many people there were considered heretics," since those being attacked had diverged from the teachings of the church. </span>