A 57-year-old male fell 20 feet while setting up holiday lights on his roof. He impacted the ground feet first and has suffered open fractures to both tibias, with both bones protruding through the skin. Your assessment reveals him to be responsive to painful stimuli. His airway is open, his breathing is rapid, and his radial pulse is weak. The skin is cool and diaphoretic. Vital signs are pulse 132 beats/min, respirations 24 breaths/min, and blood pressure 106/90 mmHg. According to family, the patient has no pertinent medical history. Your partner is providing positive pressure ventilation. At this point in the patient's care, it is a priority for you to:

A) Cover the patient with a blanket
B) Look for other injuries
C) Notify the hospital
D) Immobilize the fractures

B) Look for other injuries