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Why is a vehicle towing a trailer required to stay in the right lane on a highway with three lanes in each direction?

- A.of lack of visibility.
- B.it moves slower than other vehicles.✓
- C.a No-Zone exists behind this vehicle.
- D.of the high speed of the vehicle.
Why: Vehicles towing trailers are typically heavier and move at lower speeds than standard traffic. Staying in the rightmost lane ensures that faster vehicles can pass safely on the left, maintaining a smooth traffic flow.
