So are familiar with civilization adaption?
Are you familiar with emergence?
Google these two and read all you can in order to know the maximum of the begining of any society.
Maximum displacement: +- 14
This link should be much helpful to your question and provide more than what you are asking to https://infogr.am/alexgrey_1398868104
I believe the answer to this question is D and E. I could be incorrect, but I hope this helped!
