Practice question

What is the primary legal purpose of requiring an under-run bumper (rear protective device) on heavy commercial goods vehicles?

  1. To prevent mud and water from spraying onto following vehicles.
  2. To prevent passenger cars from sliding under the rear of the truck in a collision.
  3. To carry the vehicle registration plate.
  4. To absorb engine vibrations.

Answer: B — To prevent passenger cars from sliding under the rear of the truck in a collision.

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