A nurse is contributing to the plan of care for a client to achieve the outcome of functional healing of a fracture. Which of the following nursing interventions is the highest priority to assist in meeting this outcome?

A. Maintaining immobilization and proper alignment is the highest priority because it directly supports fracture healing and prevents complications such as malunion or delayed union. B. Nutrition and hydration support healing but are secondary to maintaining bone alignment. C. Promoting independence is important for overall well-being but does not directly affect bone healing. D. Pain management is essential for comfort and cooperation but is not the primary factor in achieving functional fracture healing.