During the Primary Assessment of a Trauma Victim,the Nurse Observes

During the primary assessment of a trauma victim,the nurse observes that the patient's right pedal pulses are absent and the leg is swollen.What is the nurse's priority action?

A) Initiate two large-bore intravenous (IV) lines with isotonic fluids.
B) Administer 100% oxygen with a nonrebreather mask.
C) Complete the primary assessment before initiating any treatments.
D) Expose the patient to further assess for a cause of the decreased peripheral circulation.