You are dispatched to a residence for an unknown medical problem. The location is in an area of town known for gang activity and violent crimes. As you approach the scene, you see a residence that is poorly lit, with no lights on and no one visible nearby. Which of the following describes the safest approach to this situation?

A) Drive past the residence and stage around the corner until the police arrive.
B) Park just past the residence and approach the front door at an angle.
C) Park in front of the residence, illuminating the front door with floodlights.
D) Park and exit the ambulance, knock on the front door while shouting, "Paramedics!"