What is the core professional responsibility of a licensed Class A commercial driver under Chilean transportation policy?

1. To drive as fast as possible to maximize corporate profits regardless of safety laws
2. To ensure the absolute safety of passengers, cargo, and all road users by strictly complying with traffic laws (Ley 18.290), labor rest standards, defensive driving techniques, vehicle maintenance, and ethical customer service
3. To avoid stopping at red lights when carrying cargo
4. To delegate vehicle inspection to passengers