1.how did settled agriculture first arise and how did its impact vary around  the world?
2.What role did religion play shaping the social structure of ancient societies
3. what role did writing play in the spread civilizations?
4.what was each civilization relationship with natural resource? think about factors like the environment and especially the accessibilty and reliability of water and land.
5.to what extent did stable civilizations contribute to developments in philosophy, technology  and science?