Practice question

For the Kentucky CDL Combination Vehicles test, which statement is correct about braking early?

  1. Close every shut-off valve before moving the combination.
  2. Brake early and avoid panic stops in combination vehicles.
  3. Use actual loaded weight instead of GVWR or GCWR for CDL class decisions.
  4. Use the trailer hand valve for normal braking while driving.

Answer: B — Brake early and avoid panic stops in combination vehicles.

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