A nurse is providing discharge teaching about disease management for a client who has a new diagnosis of type 1 diabetes mellitus. Which of the following activities is the nurse's priority?

A. Instructing the client about the importance of regular medical appointments is important, but not the priority. The nurse should first ensure that the client knows how to manage their blood glucose levels and administer insulin at home. B. Encouraging the client to participate in daily exercise is beneficial, but not the priority. The nurse should first ensure that the client knows how to monitor their blood glucose levels and adjust their insulin dose accordingly. C. Explaining proper foot care techniques to the client is essential, but not the priority. The nurse should first ensure that the client knows how to prevent and treat hypoglycemia and hyperglycemia, which can have serious complications. D. Ensuring that the client understands the medication regimen is the priority. The nurse should teach the client about the types, actions, doses, and administration times of insulin, as well as how to store and dispose of it safely.