I'd hope it's not the last one. The one who did the possessing sorta has their own body to be slumming around in, and they're sorta been having a close eye on them, far as I know. Not that I trust them to not find a way around it, but...

The first is kinda likely, but she should at least know with this kinda problem, she'd have the sense to say something beforehand. Otherwise, it's just inviting concern.