Practice question

If you identify a large box in your lane on the road ahead, you should:

  1. Slow down.
  2. Speed up.
  3. Not be worried because another vehicle will likely hit it before your vehicle.
  4. Swerve into another lane of traffic.

Answer: A — Slow down.

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

Practice more: Illinois CDL HazMat Test 2 →