This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Psychiatry
Schizopherenia is characterized by : 
Select and explain. 
A. Formal through disorder, B. Hallucination, C. Delusion, D. All
D: All
Answer: D: All 
Explanation: D i.e All- Schizophrenia is a formal thought disorderQ, characterized by third person hallucinationQ & inappropriate emotion (affect).- Delusion (primary autocanthous)Q is a Schneider's first rank symptom of schizophrenia.- Altered consciousness (sensorium) is a characteristic feature seen in deliriumQ (not in schizophrenia).- Intermittent mood change is characteristic feature of bipolar disorder and elation is found in mania (not in schizophrenia)Q.