Arlo's Friends Notice That Around the Time of His Graduation

Arlo's friends notice that around the time of his graduation from high school, he began behaving strangely. He started using psychoactive drugs regularly, and began to act and speak strangely. He said he was being followed by CIA agents, some of whom were likely from other planets. "They try to hide their identities from me," he said one day, "but I can recognize them. They are the ones driving dark blue cars. I see them everywhere." He says he can hear them thinking, and they are saying nasty and threatening things about them. While you are talking he interrupts to say he can read your mind. Arlo is most likely to have which of the following conditions?

A) Schizophrenia
B) Dementia
C) Tourette's syndrome
D) Narcissistic personality disorder
E) Separation anxiety