Which of the following is a duty of an electoral commission

The duty of an electoral commission is to conduct and supervise free and fair elections. This includes the registration of eligible voters, organization of polling stations, and counting of votes. The commission also ensures that political parties and candidates follow the election laws and regulations, and investigates any complaints of irregularities or fraud during the electoral process. Therefore, of the options given, the correct duty of an electoral commission is the registration of political parties.