Car problems. One of the reasons it came from the use of an automobile. At present, most people most people prefer buying cars rather than ride trains or buses, so there are a lot of cars on the road.
This one was from the car using the car up. Nowadays, most people buy the car than most people. Will train ride Or bus It makes a lot of cars on the road.
The problem of traffic jam causes one from using cars to come up. Nowadays, most people prefer to buy cars more than most people, car or bus, it is on the road with a lot.