A. When the change from town to city government is made, the council of the city may:

1. 1. Appoint and remove city officers, board members and employees not expressly made elective in accordance with civil service regulations, or in absence of such regulations, as the council deems advisable.
2. 2. Fix the salaries of officers, board members and employees, and of the mayor and councilmen.
3. 3. Require and fix official bonds.
4. 4. Prescribe the duties of officers, board members and employees.
5. 5. Fill by appointment vacancies in the office of mayor or councilmen and other vacancies occurring in any other city office, board or employment.