Correct answer: D. When the tyres are cold.
Drivers should check the tyre pressure in their vehicle at least once a week and before commencing a long journey. For accuracy, do this when the tyres are cold and using a reliable gauge. Tyres should always be inflated according to the vehicle manufacturers guidelines, information on which can be found in the vehicle handbook.
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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