Final answer:
Theories that examine group functionality, organizational structure, and decision-making processes are categorized as systems theories, and these are often analyzed through sociological perspectives such as functionalism, conflict theory, and symbolic interactionism in sociology.
Step-by-step explanation:
Theories that focus on how groups function, how organizations are structured, and how decisions are made fall under the category of systems theories. Systems theories aim to understand the complex interrelationships within social systems, including the organizational structures and group dynamics that dictate how decisions are made, and how individuals and groups interact within the larger system. These theories are concerned with the overarching structures and mechanisms that govern the functioning of societies and organizations.
Within sociology, there are three primary perspectives that are often referenced in understanding group dynamics and social structures: functionalist, conflict, and symbolic interactionist theories.Each of these perspectives offers a different lens for interpreting group behavior and social organization. For example, functionalists might see groups as necessary components that fulfill certain roles in society, whereas conflict theorists would examine how power disparities within groups can lead to social inequality.