The answer is D, Strategic Arms Limitation Treaty
People didn't have to move anymore like nomads, they could settle down and grow crops near river valleys. This enabled them to grow surpluses that could be traded with other civilizations. This meant that the amount of wealth grew and individuals started becoming richer than the others, leading in them becoming important in the society and developing political systems.
It would be like the government that is in the USA, it can't be a direct democracy as that would mean everyone votes on everything. Not only is it not efficient but also the general population often does not possess enough knowledge. That's why we have electoral college votes in USA because the people are not trusted.
Answer:
The French and India war was part of the seven years war, taking place in several locations for spain
The best definition of China's (current) economic system would be "<span>C. a mixed economy," since although they are technically still a communist country, they have embraced many capitalist ideals. </span>