The correct answer is that groups of people may be classified in a reasonable way.
This is only for things like statistical data when doing the decennial census or anything similar.
<span>The Etruscans were considered to be the first romans!</span>
Answer:
Economies begin to develop because people now had goods and services to trade.
Well, structurally it would be similar with the Pope being the head of the Church, like a King. Then respectively you have the archbishop who rules an ecclesiastical province. Then the bishops rule the diocese that make up the province. In that way, the line of power is similar with King, nobles and peasants.
I'm almost certain the answer is A.