Practice question

When driving at night in a heavy vehicle, what is the most important factor in choosing a safe road speed?

  1. The road's posted speed limit only
  2. The vehicle's payload weight
  3. That the driver can stop within the visible distance illuminated by headlights
  4. Whether the vehicle has been fitted with LED headlights

Answer: C — That the driver can stop within the visible distance illuminated by headlights

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