The type of society which didn't have a centralized government was called a Pastoral society. So that is your correct answer.
All the other civilizations/societies - the Egyptian one, the Mycenaeans, and the Indus valley civilization - had governments which were centralized and not dispersed to different locations.
The middle east Gradpoint
Minorities have become quicker than the white population.
This has been true in the United States since the 1960s.
Postive effects could be that it brings people together, gives them a community for supporting each other, focuses their attention on God. It provides a moral framework, comfort for those in need, the promise of an afterlife... and so on.
Negative effects are that the different religions can be seen to inspire conflict in the world, some might say that they focus people too much on religious things rather than on day to day things (so you lose the plot basically!).