Correct answer: B. By crossing the broken white line.
Where there are two lines in the centre of the road, you must obey the one closest to you. So, if the closest line is a broken white line, by law you may overtake, so long as it is safe to do so.
This is an official-style question from the Safe and Responsible Driving 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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