Answer:
A. The direction the train is going
Step-by-step explanation:
When facing a collision against a train, you should remember that the train will carry and expell parts of the collided vehicle with him in the direction the train is traveling, so when you are escaping from the crash, you should run in the away from the tracks and in towards the train, obviusly not on the tracks, this way you avois being involved in the crash and avoid the flying debris that the hit will produce.