Correct answer
The rear number-plate light.
The rear number-plate light, together with the relevant position lights. Brake lights and hazard lights do not have to remain on for this reason: they have different functions. Do not confuse continuous driving lighting with authorised brief light warnings.
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The rear number-plate light.
The brake light, always on even without braking.
Hazard lights, always on whenever dipped beam is used.
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