What is prohibited on the highway?

1. Driving under the influence of alcohol or drugs
2. Speeding or reckless driving
3. Using a mobile phone while driving without a hands-free device
4. Not wearing a seatbelt
5. Driving in the wrong direction
6. Passing in a no-passing zone
7. Tailgating or following too closely
8. Not yielding to emergency vehicles
9. Driving a vehicle that is not roadworthy or properly maintained
10. Throwing objects out of a moving vehicle
11. Engaging in street racing or other illegal activities.