Ellen a 29-year-old married nurse at the urginging of her hu…

Ellen a 29-year-old married nurse at the urginging of her husband is seeking therapy. Her primary complaint is that she has struggled with being alone.  In addition, she reports unstable moods, behaviors, and relationships. Her emotions often veer towards intense and inappropriate anger. Recently, she even wrote a suicide note and shared this with her husband. Considering these aspects of her personality, which diagnosis best fits Ellen’s situation?