The advisory committee shall consist of nine members appointed by the governor as follows:
(a) Two shall be rail shippers;
(b) two shall be representatives of railroad management, one shall represent a class I railroad and one shall represent a regional or short line railroad;
(c) two shall represent railroad labor, one shall be an employee of a class I railroad and one shall be an employee of a regional or short line railroad; and
(d) three shall represent the general public. A person appointed to fill a vacancy which occurs prior to the expiration of a term shall be appointed for the unexpired term. Each member of the advisory committee shall be appointed for a three-year term.