What is the correct procedure if a candidate experiences a sudden front tyre blowout (rebentamento de pneu dianteiro) at 80 km/h?

1. Grip the steering wheel firmly with both hands to resist the heavy pull towards the blown tyre side, ease off the accelerator gradually, avoid harsh braking, and steer smoothly to the shoulder
2. Slam on the brakes immediately and yank the handbrake
3. Turn the steering wheel sharply in the opposite direction
4. Switch off the engine and remove the ignition key immediately