You're driving your lorry on the motorway. What should you do when visibility is reduced by heavy rain and spray? You're driving your lorry on the motorway. What should you do when visibility is reduced by heavy rain and spray?

• Possible answers:

   
• A. Maintain a constant speed
• B. Use main-beam headlights
• C. Double your dry-weather separation distance
• D. Stay in the left-hand lane