The jaw is too flaccid.
Trump, like most at his age, has some serious ‘sag’ going on, and he did even when the portrait was painted:
https://static01.nyt.com/images/2016/10/25/us/25TRUMPTAPES1/25TRUMPTAPES1-superJumbo.jpg
I think she should have elongated his face somewhat; but I don’t know what photo she worked from.