For purposes of this act, the duties of the county sheriff shall be as provided in chapter 22, title 31, Idaho Code, and as otherwise prescribed by law. A county sheriff:
(1)  Shall continue to be elected to a term of four (4) years and to perform all the duties and responsibilities of the office; or
(2)  Shall be elected to a different term of office as provided in the resolution or petition, but not to exceed four (4) years, and perform all the duties of the office; or
(3)  Shall be appointed by the board of county commissioners and perform all the duties of the office; or
(4)  The office shall be eliminated with the duties and responsibilities of the office to be performed by one (1) or more other qualified elected officers or appointed persons as provided in the resolution or petition. The office of sheriff may not be consolidated with the office of the prosecuting attorney or the office of the clerk of the district court. The resolution or petition shall identify those duties of the county sheriff for which each other officer or appointee shall be responsible.