Gary, a 30 year old man, is known to be quite a "storyteller." he often brags about his accomplishments, both real and imagined. he passionately enjoys being the center of attention. although he expects his circle of friends to be completely loyal, he lacks empathy and understanding in his relationships. gary is preoccupied with his personal appearance, and has a fear of growing old. what is the likely diagnosis for gary: select one: a. borderline personality disorder b. histrionic personality disorder c. delusional disorder d. narcissistic personality disorder