A. The county charter shall provide:
1. For an elective governing body and its method of compensation, its powers, duties and responsibilities, its authority to delegate powers, the method of election and removal of members, the terms of office and the manner of filling vacancies in the governing body.
2. For all officers established under section 3 of this article and article VI, section 23, and such additional officers as the charter may provide for, their election or appointment, consolidation or segregation, method of compensation, powers, duties and responsibilities, authority to delegate powers and, if elected, the method of election and removal, terms of office and the manner of filling vacancies in such offices. If the charter provides for the attorney to remain an elective officer of the county, the charter may provide for an appointive office to carry out the civil representation needs of the county, its departments, agencies, boards, commissions, officials and employees. If the elective governing body provided for in the charter does not consist of supervisors, the charter may provide for elimination of the office of supervisor. If the charter provides for the office of supervisor, the number of supervisors shall be not fewer than five or greater than nine. If the charter provides for the appointment or elimination of an officer established under section 3 of this article or article VI, section 23, or for an appointive office to carry out the civil representation needs of the county, those provisions shall include an effective date not earlier than the expiration of the term of office for the officer commencing in January immediately following the first general election at which the officer is elected following approval of the charter by the voters and shall be placed on the ballot as separate questions at the election to ratify the charter and must be approved by a majority of the qualified electors voting at the election. The result of the voting on any provisions authorizing appointment or elimination of officers does not affect the result of the voting to ratify the charter.
3. For the performance of functions required by statute.
4. For a periodic review of the charter provisions to be conducted at least once every ten years from the time of its ratification by the voters and the procedures for the periodic review.
B. The county charter may provide for other elective and appointive offices.