Correct answer: A. Have the bulb replaced immediately.
Vehicles (except motorcycles) are required by law to have right and left headlights. Faulty lights should be repaired immediately. A vehicle with only one headlight can cause a hazard to other road users or be mistaken for a motorcycle.
This is an official-style question from the Managing Risk topic of the Ireland driver theory test (Cat. B). Practise all 807 questions free on iTest.ie — with timed mock exams, automatic mistake tracking and progress sync across devices.
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