Why must the driver avoid driving a vehicle when he is under the influence of alcohol or drugs? Because it causes lack of concentration and the inability to focus Because it helps to control the vehicle in the event of an emergency Because it helps to comply with traffic regulations

Driving under the influence of alcohol or drugs is highly dangerous and illegal for several reasons:

1. Lack of Concentration: Alcohol and drugs can significantly impair your ability to concentrate and focus. This is crucial when driving as you need to be aware of your surroundings, including other vehicles, pedestrians, and potential hazards.

2. Inability to React in Emergencies: If you're under the influence, your reaction times are often slower. This can be fatal in an emergency situation where you need to react quickly to prevent an accident.

3. Compliance with Traffic Regulations: Driving under the influence is against the law. Traffic regulations are in place to ensure the safety of all road users. By driving under the influence, you're not only putting your own life at risk, but also the lives of others.

4. Impaired Judgement: Alcohol and drugs can impair your judgement, making you more likely to take risks while driving, which can lead to accidents.

5. Coordination: Alcohol and drugs can affect your coordination, making it harder to control your vehicle.

Therefore, it's essential to avoid driving when under the influence of alcohol or drugs to ensure your safety and the safety of others on the road.