Correct answer: C. The wheel nut tightness.
After changing a wheel on a vehicle, check the tightness of the wheel nuts or studs on the replacement wheel after driving a short distance to ensure they are securely fitted. If in doubt seek assistance from a competent person.
This is an official-style question from the Technical Matters 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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