A window washer fell 20 feet from scaffolding while washing the windows on an office building. He is alert and oriented, but states that he cannot move or feel his legs. Additionally, because his blood pressure is 72/48 mmHg, you suspect spinal shock. Which other assessment finding reinforces your suspicion of spinal shock?

A) Warm and dry skin
B) Heart rate of 144 beats/min
C) Pulse pressure of 24 mmHg
D) SpO2 of 92%