What can be inferred about mesopotamian societies from the complex building structures like the ziggurat?

I believe the answer is: Ancient Mesopotamians utilized advanced technologies and planning in architectural construction.

Ancient Mesopotamian people believe that the craft in building can be used as a divine gift given to humans by the gods. This belief lead to many  techniques and technology in their architectures which considered to be really advanced at that time. Their architectural blueprint was adopted by many other societies after them.

(202 bc - 220 ad) dynasty started by lui bang; a great and long-lasting rule, it discarded the harsh policies of the qin dynasty and adopted confucian principles; han rulers chose officials who passed the civil service exams rather than birth; it was a time of prosperity

he risk-return relationship. generally, the higher the potential return of an investment, the higher the risk. there is no guarantee that you will actually get a higher return by accepting more risk. diversification enables you to reduce the risk of your portfolio without sacrificing potential returns.

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