According to the functionalist perspective what are the four functions served by the state ?

• A. enforcement of norms planning and direction arbitration of conflicting interests and protection against other societies
• B. oppression of minorities enforcement of norms planning and direction protection against enemies within society
• C. enforcement of norms planning and direction protection against other societies protection against enemies within society
• D. arbitration of conflicting interests maintaining social contracts distributing goods and services protection against internal threats