What is one of the primary methods of providing artificial ventilation?

Mouth to mouth is a primary method of providing artificial ventilation because it allows rescuers to deliver air directly into the victim's lungs using their own breath. This method can be particularly vital in situations where more advanced equipment is not available or during the initial moments of a medical emergency. It facilitates immediate airflow necessary for oxygenating the blood and can be lifesaving until professional help arrives or until more advanced methods can be implemented.

While other options like a pocket mask, manual bag-mask ventilation, and auto ventilators are also effective methods of artificial ventilation, they require either equipment or more advanced skills that may not be accessible in every situation. Mouth to mouth offers a straightforward, immediate solution that anyone trained in basic first aid can utilize effectively. Additionally, the use of mouth-to-mouth provides an effective way of delivering positive pressure ventilation, making it a fundamental skill in emergency care.