You Are at the Scene Where a 19-Year-Old Female College

You are at the scene where a 19-year-old female college student has been drinking large quantities of alcohol throughout the evening.On your arrival,the patient is lying on her back with no signs of trauma,has vomited,and has slow,wet sounding respirations.Which of the following should you do next?

A) Determine the respiratory rate.
B) Check for carotid and radial pulses.
C) Assist respirations with a bag-valve-mask device.
D) Open the patient's airway using a head-tilt, chin-lift maneuver.