Incorrect!

What should you do first if your vehicle has broken down on an automatic railway level crossing?

Get everyone out of the vehicle and clear of the crossing
Correct answer
Telephone your vehicle recovery service to move it
Walk along the track to give warning to any approaching trains
You selected this answer
Try to push the vehicle clear of the crossing as soon as possible

DVSA theory test explanation

First, get yourself and anyone else well away from the crossing. If there's a railway telephone, use that to get instructions from the signal operator. Then, if there's time, move the vehicle clear of the crossing.