What should a driver do when they want to safely change to the lane on the right in which there is other traffic?

Question

Accepted Answer

Use the mirror, signal and move into the right-hand lane when a suitable gap appears in the traffic in that lane.

Answer

Pull in and stop, wait until a suitable gap appears and then move out to the right-hand lane.

Answer

Increase speed until travelling at the same speed as the traffic in the right lane, then move over and check mirrors.

Answer

Move gradually into the right-hand lane, indicate and then check mirrors.