...autotrim to follow a ND stick order and reduce from -13.6 back to normal as the trim did in our little sim exercise, as it would have for AF447.
I have observed both the autotrim response you describe and the response that CONF described in his exercise. I think there may be more to this.
...but in today's "self study" world such language should be more clear
I always felt the best instructional aid was an expert with a piece of chalk in his hand.
Whatever happened to chalk.....or for that matter, experts?