Dana, a hospital admitting clerk, believes that the fbi is reading her e-mails at work in an effort to convict her of communicating with aliens. dana is exhibiting which symptom of schizophrenia?

Dana is showing "Delusions".

A delusion is a mixed up conviction that is held with solid conviction notwithstanding when given better proof than the opposite. As pathology, it is different from a conviction in view of false or inadequate data, confabulation, authoritative opinion, dream, or some other misdirecting impacts of recognition.