When may you stop and wait in a box junction?

A: When oncoming traffic prevents you from turning right

B: When you're in a queue of traffic turning left

C: When you're in a queue of traffic going ahead

D: When you're on a roundabout

The purpose of yellow box markings is to keep junctions clear of queuing traffic. You may only wait in the marked area when you’re turning right and your exit lane is clear but you can’t complete the turn because of oncoming traffic or other traffic waiti

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