You're following a lorry. Why should you stay well back from these vehicles? You're following a lorry. Why should you stay well back from these vehicles?

• Possible answers:

   
• A. So you do not breathe in the lorry’s exhaust fumes
• B. So wind from the lorry will not slow you down
• C. So drivers behind can see you
• D. So your view ahead is not obstructed