When a “stop” sign is placed before a level crossing, the driver should:

Stop the vehicle, turn-off the radio, open the window besides him and listen and look along the tracks.

Stop the vehicle, turn-off the engine, turn-off the radio and turn-on the headlights.

Turn-off the radio, turn-on the headlights and listen and look along the tracks.

Shift into neutral gear, turn-off the radio and listen and look along the tracks.