What effect does amphetamine intoxication have on driving ability?
a. The use of amphetamine enhances vigilance and attention and consequently improves driving ability.
b. The use of amphetamine enhances concentration so that drivers are less easily distracted by irrelevant stimuli.
c. The use of amphetamine promotes wakefulness and overcomes the detrimental effects of fatigue on driving, increasing safe driving.
d. The use of amphetamine is associated with higher risk of road traffic crash than is any other drug.
e. The use of amphetamine has no influence on actual driving behavior or statistical risk of traffic accident.
Answer: D
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