(a) If there is no trustee of the trust other than an interested trustee, the interested trustee, or where two (2) or more persons are acting as trustees and are interested trustees, a majority of the interested trustees, in its sole discretion and without the approval of the district court, may:
(i) Elect to release the power to adjust described in W.S. 2-3-804 and to convert an income trust to a total return unitrust;
(ii) Reconvert a total return unitrust to an income trust and reinstate the power to adjust described in W.S. 2-3-804; or (iii) Change the percentage used to calculate the unitrust amount or the method used to determine the fair market value of the trust if the requirements of W.S. 2-3-903(a) through (f) are completed and the trustee appoints a disinterested person who, in its sole discretion but acting in a fiduciary capacity, determines for the trustee:
(A) The percentage to be used to calculate the unitrust amount;
(B) The method to be used in determining the fair market value of the trust; and (C) Which assets, if any are to be excluded in determining the unitrust amount.