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Class 4 Commercial Driver Practice · Question

On a multi-lane highway with heavy traffic, you notice a vehicle in the lane beside you drifting. What is your best defensive action?

Creating more space by slowing down provides additional reaction time and options for evasive action if the drifting vehicle poses a direct threat.

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Question: On a multi-lane highway with heavy traffic, you notice a vehicle in the lane beside you drifting. What is your best defensive action?

Answer options:

  • Honk loudly and flash your high beams.
  • Accelerate quickly to get ahead of them. ✅ Slow down, create more space, and prepare to take evasive action if necessary.
  • Change lanes immediately without checking your blind spot.

Correct answer: Slow down, create more space, and prepare to take evasive action if necessary.

Explanation: Creating more space by slowing down provides additional reaction time and options for evasive action if the drifting vehicle poses a direct threat.

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