A. The court may modify a judgment of disposition on its own motion or on the motion of the district attorney, a probation officer, any child of the family, a caretaker, any individual or agency to whom the child’s custody has been assigned, or the duly authorized representative of an institution or agency providing services to the family under the court’s disposition order.B. A motion to modify a judgment of disposition to impose less restrictive conditions may be denied without a contradictory hearing. A motion to modify to impose more restrictive conditions may not be granted without a contradictory hearing unless the parties consent.C. On its own motion or on oral or written motion of a probation officer, the court may modify a judgment of disposition without a contradictory hearing when the conditions of the disposition are sought to be made less restrictive.D. Except as provided in Paragraph C of this Article, the motion shall be in writing and set forth in plain and concise terms the facts supporting the modification.