You have to make a journey in fog. What should you do before you set out?

A: Top up the radiator with anti-freeze

B: Make sure that you have a warning triangle in the vehicle

C: Make sure that the windows are clean

D: Check the battery

If you have to drive in fog, switch your dipped-beam headlights on and keep your windscreen clear. You should always be able to pull up within the distance you can see ahead.

You may also be interested in these theory test questions

Daytime visibility is poor but not seriously reduced. Which lights should you switch on?

You’re driving on the motorway in windy conditions. What should you do as you pass a high-sided vehicle?

How would you identify a section of road used by trams?

You’ve just driven out of fog. What must you do now that visibility has improved?

What should you do when there’s been a heavy fall of snow?

When must you use dipped headlights during the day?