Problem: The nurse is working telephone triage at an urgent care clinic during influenza season. Which client with influenza should the nurse recommend to the healthcare provider for oseltamivir treatment? A client whose symptoms began 4 days ago and is still experiencing a fever. B A client with body aches and chills who received the influenza vaccine 5 days ago. C A client whose symptoms began 1 day ago and reports a productive cough. D A client with untreated end-stage renal failure whose symptoms began 2 days ago.