There's nothing wrong with you and this is her problem. If that had been me, I would have stood up, looked directly at her and said, "Well, then I guess I won't waste anymore of your time", and walked out. That is a person I would not want to work for. Besides LTC's are nightmares to work in and not a great way to reintroduce yourself to the nursing world. I don't care how good they say they are. Been there, done that.