Hazards and alertnessQuestion 267 of 424
When is natural alertness at its lowest?
- Between 6 am and noon
- Between midnight and 6 am
- Between noon and 6 pm
- Between 6 pm and midnight
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Correct answer: Between midnight and 6 am
Plan to avoid long journeys between midnight and 6 am. You are less alert at that time.
Questions last reviewed: 18 October 2026