In wet weather how might a driver judge what is a safe following distance from the vehicle in front?

1. A.By allowing two vehicle lengths between the vehicles.
2. B.By allowing at least four seconds to elapse between the vehicle in front and the driver's own vehicle passing a fixed point.
3. C.By allowing four vehicle lengths between the vehicles.
4. D.By allowing at least two seconds to elapse between the vehicle in front and the driver's own vehicle passing a fixed point.

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.