Sec. 13. Unless a corporation's articles of incorporation provide otherwise:
(1) an officer of the corporation, whether or not a director, is entitled to mandatory indemnification under section 9 of this chapter, and is entitled to apply for court-ordered indemnification under section 11 of this chapter, in each case to the same extent as a director;
(2) the corporation may indemnify and advance expenses under this chapter to an officer, employee, or agent of the corporation, whether or not a director, to the same extent as to a director; and
(3) a corporation may also indemnify and advance expenses to an officer, employee, or agent, whether or not a director, to the extent, consistent with public policy, that may be provided by its articles of incorporation, bylaws, general or specific action of its board of directors, or contract.