Which separate one-way traffic or outline the edge of roads

The correct answer to this open question is the following.

What separate one-way traffic or outline the edge of roads is the yellow line or the solid yellow markings.

These are very important marks to one side of the road because these lines signal the left edge of the road. You have to respect the mark because it shows the limit of the paved road to another type of ground. It indicates that you have to keep on driving and never cross that yellow line.

answer; genetics;

disorders of the brain include both behavior disorders and other psychiatric illnesses. the primary difference between a behavior disorder and another type of psychiatric disorder is the presence of choice. psychiatric conditions are considered to be involuntary while in behavior disorders, choices are essential.