You Are on the Scene of a Motor Vehicle Collision

You are on the scene of a motor vehicle collision in which a car has driven off the roadway and is resting at the bottom of an embankment.The driver is in severe respiratory distress and is unable to speak.His skin is flushed and he has hives.A Medic-Alert bracelet indicates an allergy to peanuts.You notice a candy bar wrapper on the floor of the car.Which of the following should you do first?

A) Administer high-concentration oxygen.
B) Read the candy wrapper to see if it contains peanuts.
C) Perform rapid extrication.
D) Search the patient for an epinephrine auto-injector.