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Which of the following blocks the smooth flow of traffic?
A.  Slowing down to look at collision scene.
B.  Avoiding unnecessary lane changes.
C.  Using public transportation instead of your vehicle.
Rubbernecking (the practice of slowing down to look at collisions or other out-of-the-ordinary things) contributes to traffic congestion and should be avoided.
Answer Statistics
10.46 % of our users get this question wrong.
This question's difficulty is Medium

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