Answer:
The sociological significance is that the classification into dominant and minority groups allows the sociology to have an insight into the power relations that configurate the particular society he or she is studying. Besides, it is well known in sociology that aspects like class, power, and the economy are some of the most important to understand any society from an academic point of view.
True. The most successful was the Massachusetts Bay Colony, established by the Puritans...
Source of information: http://thehistoryjunkie.com/new-england-colonies/
The correct answer is therapeutic communities.
Therapeutic communities refer to a type of program used in rehabilitation centers or groups for addicts such as Alcoholics Anonymous or Overeaters Anonymous. Through therapeutic communities, individuals get an opportunity to hear about success stories and experiences of their peers, which serves as positive peer pressure for them to improve their behavior and obtain success in overcoming an addiction or improving their conduct.
I think that a good word for this would be "enthnocentrism": the belief that one's culture, or one's enthnicity is superior to others, or more important than others (even to oneself: so my culture is more important for me than other cultures: this also would count).
This is known as an easement right that allows individuals to have a nonpossessory right to enter and use another person's property without using it.