An 80-Year-Old Woman Is Brought to the Emergency Department by Her

An 80-year-old woman is brought to the emergency department by her daughter,who found the woman unconscious in her garage sitting in her car.A significant assessment of this patient as to cause of her condition would be:

A) temperature, 97.6° F; pulse, 98; and blood pressure, 110/60.
B) O2 saturation of 78%.
C) cherry red mucous membranes.
D) cold extremities.