Multilane roads use to divide lanes of traffic moving in the same direction.

Multi-lane roads use white lines to divide lanes of traffic moving in the same direction.

Explanation:

To divide the multiple lanes of a moving traffic that are travelling in the same side ‘white lines’ are used. This line indicates the movement of traffic in a particular direction.

These lines are of two kind, one is broken and another is solid. The broken one indicates lane changing if it is safe and the solid one means that one should not cross the lane. It works as a shoulder of the lane.

answer; estimate the number between the highest and lowest number; ///

i think your answer is a. coordination