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
Which personality disorder of DSM-IV is not classified as PD & is placed with schizophrenia in ICD 10 - 
Select and explain. 
A. Schizoid, B. Paranoid, C. Narcissistic, D. Schizotypal
D: Schizotypal
Answer: D: Schizotypal 
Explanation: A schizotypal personality disorder is classified in cluster 'A' in DSM-IV-TR classification. In ICD- 10 classification schizotypal disorder is classified with schizophrenia and related disorder.