Well you can rule out communism since that is not an economic system but a system of government. Socialism is the answer you are looking for. Socialism involves the division of everything into equal parts. No economic classes is a major trait of Socialism.
The idea of active citizenship
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China didn't have anything to do with citizenship, cities like Athens and Sparta had laws about citizenship and what a citizen could do and what a non-citizen could and couldn't do. China didn't have anything like that at the time/\.
It's likely religious but it could als be D.
B) The result of excessive government spending.
Most people never got a chance to learn the fates of their loved ones. The first step in the reunification of East and West Germany was uniting their economies.
