What's the speed limit on a dual carriageway when you're carrying a load that's 4.5 metres (14 feet 9 inches) wide? What's the speed limit on a dual carriageway when you're carrying a load that's 4.5 metres (14 feet 9 inches) wide?

• Possible answers:

   
• A. 15 mph
• B. 25 mph
• C. 35 mph
• D. 45 mph