On Arrival in the Emergency Department, a Patient Who Was

On arrival in the emergency department, a patient who was in a motor vehicle accident is reported to be apprehensive, confused, hypotensive, tachycardic, and oliguric, with cool and clammy skin. What should the nurse do first?

A) Perform a rapid head-to-toe assessment.
B) Obtain patient's medical history from family.
C) Cover patient with warm blankets.
D) Reorient the patient to person, place, and time.