For the Scene of a Motor Vehicle Collision Involving Two

For the scene of a motor vehicle collision involving two vehicles, which actions would be most appropriate in regards to rescuer and patient safety?

A) Place flares 500 feet in each direction from the collision scene.
B) Remove reflective clothing to avoid distracting passing vehicles.
C) Turn your reflective back to oncoming traffic so they are aware of your presence.
D) Treat the patients between the vehicles so all rescuers can see each other.