Development of the increasing societal complexity through the creation of specialized social roles and institutions is known as Division of labor.
Division of labor refers to the production process where group of employees are assigned to a specialized task in order to increase efficiency.
The function of Division of labor includes:
Increases the production level
Its saves time
Development of greater skill
Result to large scale of production etc
Hence, the development of the increasing societal complexity through creation of specialized social roles and institutions is known as Division of labor.