Answer:
social withdrawal; sociability
Explanation:
Social withdrawal: In psychology, the term "social withdrawal" is referred to as a condition in which an individual tends to avoid the other person and various activities that he or she used to enjoy. It can cause depression, loneliness, etc. An individual who is dealing with social withdrawal generally feels isolated and spends time alone with oneself and referred to as an introvert.
Sociability: In psychology, the term "sociability" is considered as one of the personality traits that describes the capability of an individual to be fond of another person's company and seeks for opportunity related to social contact with other individuals and are referred to as extrovert.
Desertification in the Sahil has caused a loss of farmland and migration a farmer south for more fertile land. The Sahara desert that stretches across most of northern Africa creates a barrier that divides the African cultural groups in the south from Muslim and air up in the north.
The Montgomery Bus Boycott