If an aggressive passenger attempts to grab the steering wheel or assault the driver while a bus is moving, what is the driver's statutory operational protocol?

1. Maintain emotional composure, firmly grip the steering wheel, immediately decelerate smoothly, pull over and park safely in a non-hazardous spot, engage the parking brake, activate hazard lights, and immediately call 110 police
2. Abandon the steering wheel immediately and engage in a fistfight with the passenger while moving
3. Accelerate to 100 km/h and intentionally crash into a tree to teach the passenger a lesson
4. Open the passenger door and push the passenger out onto the road at high speed