Correct answer
It can reduce concentration.
It can impair concentration, attention and perception and cause euphoria, altered vision or disorientation. Effects vary; it does not make driving safe. Do not drive after taking it. The Traffic Act prohibits driving with drugs present in the body, with the legal exception for therapeutically prescribed substances when fit to drive.
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It guarantees perfect attention without distraction.
It eliminates every risk of glare or visual disturbance.
It can reduce concentration.
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