Lori is vain and self-centered. When she goes out, it is not at all uncommon for her to do things that ensure she is the center of attention. Her close friends describe her as a "drama queen." Assuming that her behavior is sufficient to warrant a diagnosis, which of the following personality disorders is she most likely to be diagnosed with?
a. Antisocial
b. Borderline
c. Histrionic
d. Narcissistic