(a) Objections. The ward, or any other interested person, may file an objection to any part of a guardianship report within the time provided by law.
(b) Contents. Any objection shall be in writing and shall state with particularity each item to which the objection is directed and the grounds on which the objection is based.
(c) Service. The objector shall serve a copy of the objection on each guardian and on any other person as directed by the court.