Her favorite activity is apologizing for things she isn't accountable for

She's always saying "I'm sorry you're having to deal with that/that's a lot to deal with/that's hard/etc" Come to think of it, my usual response is also "it is what it is" or "uhh it's not your fault ?" or some variation of

I guess she says it to validate something, not sure what it is though. I should look for a pull-string on her back next time