(a) A general court-martial may be convened by
(1) the governor;
(2) the adjutant general;
(3) the commanding officer of a force of the militia of the state;
(4) the commanding officer of a division or a separate brigade;
(5) the commanding officer of a separate wing.
(b) If a commanding officer who is authorized to convene a general court- martial is the accuser in a matter, the court hearing the matter shall be convened by superior competent authority.
(c) A superior authority may convene a case if the superior authority considers it desirable.