Answer: 1) Legislation and regulation: Governments create and enforce laws and regulations to maintain order, protect individual rights, and promote the general welfare of society.
2) Provision of public goods and services: Governments are responsible for providing essential public goods and services that benefit society as a whole but may not be efficiently provided by the private sector.
3) Protection and security: This involves maintaining law enforcement agencies, a justice system, and national defense forces to protect against external threats.