What are these signs and symptoms describing? Chest pain, air hunger, tachypnea, respiratory distress, tachycardia, hypotension, tracheal deviation away from the side of injury, unilateral absence of breath sounds, neck vein distention, cyanosis (late manifestation), hyperresonance on percussion.

a. Pulmonary embolism
b. Pneumonia
c. Traumatic aortic rupture
d. Pneumothorax