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: Forensic Medicine
Schizophrenia is a disorder of: TN 06; Delhi 06; DNB 09; JIPMER 10 
Select and explain. 
A. Thought, B. Mood, C. Perception, D. Cognition
A: Thought
Answer: A: Thought 
Explanation: Ans. Thought