Practice question

Which choice is safest and most consistent with Minnesota/FMCSA guidance on coupling setup?

  1. Back or turn faster so the trailer responds sooner
  2. Use the trailer hand valve for normal stopping
  3. Skip the visual check if the tug test feels normal
  4. align tractor, set trailer brakes or chocks, and set correct trailer height

Answer: D — align tractor, set trailer brakes or chocks, and set correct trailer height

The correct answer is shown above. Try the full quiz for additional practice.

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