Under what circumstances is passing on the right allowed?

• A. Never allowed to pass on the right.
• B. When there are two or more lanes of travel in the same direction and the passing lane is clearly marked or when the vehicle ahead is turning left and you have a clear lane to the right.
• C. Only when there is a marked crosswalk.
• D. In any situation to overtake slower traffic on the right.

Answer: (B)