He would ask, yes. Because he understands that her vanishing now and then with another man is not her cheating on him and probably has a reasonable explanation.
And Evan probably would. And if she wanted to talk about IEPs, he was definitely on one in school. And he would be the proudest of her for working on it.
...and Cadogan will teach her these things if she promises never to say them in front of his mother. And if there are then kisses.