Mastering Traffic Control

Limited understanding and theoretical knowledge

Moderate understanding and some practical experience

Extensive knowledge and practical experience (correct)

No experience or knowledge

It increases traffic congestion and accidents

It only benefits certain road users

It helps to reduce traffic congestion and improve safety (correct)

It has no impact on traffic flow and safety

Unpredictable weather conditions

Lack of funding and resources

Lack of public awareness

All of the above (correct)