Transcript text: A construction worker fell approximately 30 feet. He is semiconscious with rapid, shallow respirations. Further assessment reveals deformity to the thoracic region of his spine. His blood pressure is $70 / 50 \mathrm{~mm} \mathrm{Hg}$, his pulse is 66 beats/min and weak, and his skin is warm and dry. In addition to spinal immobilization and rapid transport, the MOST appropriate treatment for this patient includes:
Select one:
A. oxygen via nonrebreathing mask, blankets for warmth, and elevation of his head.
B. assisted ventilation, preventing hyperthermia, and elevating his lower extremities.
C. oxygen via nonrebreathing mask, thermal management, and elevation of his legs.
D. assisted ventilation, thermal management, and elevation of the lower extremities.