Please answer the following question, using 900 words or more

Societies evolved in different ways in their quest for social order. Compare the ways the Egyptian, Mesopotamian, and Indo-Aryan civilizations dealt with the problem of social order. In particular, consider the role of caste/class and the role of women in each society.

***Please be sure to answer in the context of Post Classical era as posted in the title and please read the entire question. I had to repost the question a second time because I think folks weren't reading the whole question. :(. Partial or incorrect answers won't get any points. Thank you in advance.***