Practice question

Why should the driver inspect tires on the converter dolly carefully?

  1. Dolly tire failure can destabilize the trailers and may be hard to see from the cab
  2. Dolly tires do not carry weight
  3. Dolly tires steer the tractor
  4. Dolly tires replace rear trailer brakes

Answer: A — Dolly tire failure can destabilize the trailers and may be hard to see from the cab

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