Final answer:
According to functionalism, the government has four main purposes: planning and directing society, meeting social needs, maintaining law and order, and managing international relations. Managers verify whether things are going according to plan by controlling.
Step-by-step explanation:
According to functionalism, the government has four main purposes: planning and directing society, meeting social needs, maintaining law and order, and managing international relations. These four purposes are considered the key duties of a government in the functionalist perspective. By verifying whether things are going according to plan, managers are fulfilling their duty of controlling in Fayol's five duties of management.