Under Article 12 of Regulation (EC) No 561/2006, what is a bus driver permitted to do when encountering unexpected severe traffic jams or road closures that prevent reaching the planned rest stop?

1. The driver may depart from driving and resting rules to the extent necessary to ensure the safety of persons, the vehicle, or its load, provided road safety is not jeopardized, and must manually record the reason on the tachograph printout upon arrival
2. The driver may continue driving for an additional 8 hours without recording anything
3. The driver must immediately park the bus on the active motorway traffic lane and turn off the engine
4. The driver may exceed the daily driving limit by up to two hours without any further formality