Final answer:
A highway is considered divided if it has a solid yellow centerline at least __ inches wide. It is illegal to drive within, over, or across the centerline.
Step-by-step explanation:
In order for a highway to be considered divided, it must have a solid yellow centerline that is at least __ inches wide.
This solid yellow centerline acts as a barrier between the lanes of traffic, preventing drivers from driving within, over, or across it.
It is illegal to cross this solid yellow centerline.
This measure is put in place to maintain the safety of the roadway and to prevent head-on collisions.