Before entering a tunnel, what should a driver do in order to improve vision?

1. A.Wear sunglasses to prevent glare from the lights.
2. B.Drive close to the vehicle in front.
3. C.Take off sunglasses.
4. D.Pull down the visor to eliminate overhead light glare.

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.