I've taken one of the defensive driving courses, which is why I was able to get my full licence early.
I'm always watching traffic for at least 100 yards ahead of me, and I always know what's behind me.
On the motorway you also need to know just who's to your left and right.
But when this happened, there was no way I could see her reverse lights... the rear of her car was practically at a right angle to the front of mine, there are just some things you can't see.
Although I'll definitely anticipate it now