Which of These Individuals Is Most Likely to Receive the Diagnosis

Which of these individuals is most likely to receive the diagnosis of delusional disorder?

A) Beverly,whose behavior is normal apart from the fact that she believes the pope is trying to poison her food
B) Carol,who meets the full symptomatic criteria for schizophrenia
C) David,who displays disorganized speech
D) Eileen,who displays catatonic and negative symptoms of schizophrenia