Yellow lines separate a. traffic lanes moving in opposite directions
b. traffic lanes on one-way streets
c. pedestrians from vehicles
d. all cars on the roadway

A. Traffic lanes moving in opposite directions

Explanation:

Yellow lines separate traffic lanes moving in opposite directions.

While white lines are used to separate lanes that are moving in the same direction, yellow lines separate sections of lanes that are moving in opposite directions.

the united states presidential state car (nicknamed "the beast", "cadillac one", "first car"; code named "stagecoach") is the official state car of the president of the united states.

answer: just cuz lol

explanation: if u dont stop everyone just gonna run into