While assisting with the review of airway skills with new EMT hires, which of these statements from a new EMT demonstrates he knows how to properly size an oral airway prior to placement?

Airway management is the use of medical devices and procedures to maintain or restore a patient's breathing, or ventilation. Airway management techniques are aimed at reducing complications associated with artificial airways and mechanical ventilation, such as airway obstructions, infection, and retained secretions