The correct answer is false.
It is false that she will be successful if she sues for wrongful termination based on invasion of privacy.
Leah should have remembered one important thing. Social Media is public. Everything that is posted there is public. So if the school social media monitors found her photos in that old social media site, they are not invading privacy. Those are public sites. So this is a lesson for everybody. Never compromise yourself doing foolish things, and of course, never, ever be in a critic situation like this. Use social media with prudence.