In the event of a road traffic collision resulting in personal injury or substantial vehicle damage, what are your immediate legal duties?

1. Stop immediately, secure the scene with warning triangles, render first aid if safe, and contact Traffic Police (Polic-e-Rah)
2. Drive away immediately to avoid obstructing following traffic
3. Move the injured persons quickly into passing private cars without assessing injuries
4. Negotiate a private settlement and leave before police arrive