Final answer:
Emergency care for patients who are not breathing adequately but have a pulse includes CPR, supplemental oxygen, and airway management. Ventilatory support is not typically included.
Step-by-step explanation:
The correct answer is D. ventilatory support. Emergency care for patients who are not breathing adequately but have a pulse includes CPR (Cardiopulmonary resuscitation), supplemental oxygen, and airway management. Ventilatory support, on the other hand, is the use of mechanical ventilation to assist or replace spontaneous breathing.