During a critical care transport, a patient with a suspected cervical spine injury is experiencing difficulty with airway patency. What is the most appropriate initial intervention to secure the airway while minimizing the risk of exacerbating the spinal injury?
Inserting an oropharyngeal airway
Considering Rapid Sequence Induction for Intubation (RSI)
Performing a jaw-thrust maneuver
Using a head-tilt/chin-lift maneuver