You're turning right on a multi-lane roundabout. When should you take a lifesaver glance over your left shoulder? You're turning right on a multi-lane roundabout. When should you take a lifesaver glance over your left shoulder?

• Possible answers:

   
• A. After moving into the left-hand lane
• B. After leaving the roundabout
• C. Before signalling to the right
• D. Before moving into the left-hand lane