Yudhı : Do you know about the traffic management, Arya?Arya : No, I don't. Is it important to us?
Yudhi : Yes, sure. People and vehicles usually have something wrong in traf-
fic if they know about the traffic management.
Arya : Can you explain it, Yudhi?
Yudhi : Ok. Actually, one of the traffic managements is traffic accidents. It is
really seriously fact that it makes us losing soul and money.
Arya : What are the factors?
Yudhi : The factors are because of human factors, vehicle factors, road fac-
tors, and weather factors.
Arya : Oh I see. The factors are very important to know, right?
Yudhi : Yes, you are right, Arya.
Arya : Any else?
Yudhi : There are also some problems about traffic such as traffic jam, viola-
tion and traffic provision, and pollution of the environment.
Arya : Let's manage our traffic.
Yudhi : Yes, of course.​