Correct answer: A. Dry the windows with a cloth and then use the demister system.
Make sure the windows are clear and clean at all times so that the driver can see the road and traffic conditions all around. Condensation on the window can seriously impair your ability to make proper observations. Drivers should familiarise themselves with how to correctly set the vehicle's ventilation system in order to keep the windows clear.
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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