you are assigned to triage the occupants of a car at a multi-vehicle mva. two of the patients were able to self-extricate and are standing outside the car. they both indicate they have neck pain, but can answer questions appropriately. one patient still in the car has a pulse rate of 134 and is breathing at 40/min. the fourth patient in the car states that he can't move because his legs are broken, but is able to answer questions appropriately. his pulse is 116 and he is breathing at 22/min. how many of these patients would be categorized red?