ACT Heavy Vehicle Knowledge Test Practice Questions - Heavy Vehicle Knowledge Test (Rigid Combination Road Rules Knowledge Test) Exam

Which of the following correctly describes the fatigue risk from night driving for heavy vehicle drivers?

Night driving reduces fatigue because there is less traffic Fatigue risk is the same at all hours of the day Night driving significantly increases fatigue risk because it conflicts with the body's natural circadian sleep cycle Heavy vehicles have automatic fatigue-warning systems that remove the driver's personal responsibility

Correct Answer:

Night driving significantly increases fatigue risk because it conflicts with the body's natural circadian sleep cycle

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