Driver Q is traveling at 50 mph. You are Driver Z, passing Driver Q at 60 mph. When is it safe to pull back in front of Driver Q?
a) When you can see Driver Q's headlights in your rearview mirror
b) When you have at least a one-car length distance between your vehicles
c) When you can see Driver Q's front bumper in your side mirror
d) When you are at least 100 feet ahead of Driver Q

Q&A Education