A 19-year-old girl sustained multiple long bone fractures as a result of a motor vehicle crash and now is at risk for fat embolism. Which of the following signs and symptoms strongly suggest fat embolism?

Bradypnea, bradycardia, decreased temperature, shortness of breath

Bradypnea, bradycardia, confusion, shortness of breath

Tachypnea, tachycardia, restlessness, petechial rash

Tachypnea, tachycardia, decreased temperature, petechial rash