The nurse is caring for a client that is unconscious and having seizures. Which nursing intervention is most essential in this client's plan of care (POC)

A. Ensuring oral suction is available is the most essential intervention to maintain a clear airway and prevent aspiration during and after seizures, particularly in an unconscious client.B. Providing frequent mouth care is important for oral hygiene but may not be as critical as ensuring a patent airway during seizures.C. Keeping the room at a comfortable temperature is important for overall comfort but is not the most essential intervention during seizure activity.D. Maintaining the client in a semi-Fowler's position may help with ventilation and drainage but is not as crucial as ensuring airway patency.