You are transporting a 19-year-old male with a gunshot wound to the chest. On scene, you covered the wound with an appropriate dressing. Now, as you reassess the patient, you note that the patient is tachypneic and complains of increased difficulty breathing. Breath sounds on the side of the injury are diminished. Your immediate action would be to:

A) Tape the dressing on the fourth side
B) Lift the dressing from the wound briefly during exhalation
C) Provide positive pressure ventilation with high-concentration oxygen
D) Cover the wound with another dressing

B) Lift the dressing from the wound briefly during exhalation