A
Usia kenderaan yang lanjut.
Age of vehicle to old.
B
Pemandu-pemandu yang mematuhi peraturan jalan raya.
Drivers who comply with the rules of the road.
C
Tanda-tanda isyarat yang banyak di persimpangan jalan.
A lot of signals signs at a crossroads.
D
Halangan-halangan yang terdapat di jalan seperti keadaan jalan dan pergerakan kenderaan-kenderaan lain di jalan raya.
There are obstacles in the road such as road conditions and the movement of other vehicles on the road.