Practice question

What is the high-level coupling sequence for triples where legal?

  1. Couple tractor/first trailer, then use the doubles method to add second and third trailers
  2. Couple all trailers before tractor
  3. Attach third trailer to tractor
  4. Skip converter dollies

Answer: A — Couple tractor/first trailer, then use the doubles method to add second and third trailers

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