Ontario G1 Knowledge Test — G1 Practice Question
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Accuracy —
Rules of the Road
You should turn on your headlights:
Show Answer & Explanation
Correct Answer: B. One half-hour before sunset, until one half-hour after sunrise
The half-hour rule ensures you are visible to others at dusk and dawn, when the eye's adaptation is weakest. Daytime running lights do not substitute for full headlights and tail lights after this time.