A nurse is monitoring a patient during the postoperative period following a surgical procedure. Which actions should be included in the plan of care? (Select all that apply.)

A. Assess and document patient's level of pain: Monitoring and documenting pain is essential for effective pain management and patient comfort. B. Administer contrast material: Administering contrast material is not typically required in the immediate postoperative period unless specifically ordered for diagnostic imaging. C. Administer intravenous fluids as ordered: IV fluids are often needed postoperatively to maintain hydration and support recovery. D. Administer antineoplastic agents as ordered: Antineoplastic agents are used for cancer treatment and are not a standard part of postoperative care unless the patient is undergoing concurrent cancer therapy. E. Administer pain medication as ordered: Administering pain medication as ordered is crucial for managing postoperative pain and promoting recovery.