This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Psychiatry
What is the code given to psychiatric diseases in ICD 10 
Select and explain. 
A. E, B. F, C. P, D. G
B: F
Answer: B: F 
Explanation: In the Tenth Revision of the International Classification of Diseases and Related Health Problems (ICD-10).Conveing diagnostic criteria into diagnostic algorithms incorporated in the assessment instruments was useful in uncovering inconsistencies, ambiguities and overlap and allowing their removal. The work on refining the ICD-10 also helped to shape the assessment instruments. The final result was a clear set of criteria for ICD-10 and assessment instruments which can produce data necessary for the classification of disorders according to the criteria included in Chapter V (F) of ICD-10. Reference: P.8 (The ICD-10 Classification of Mental and Behavioural Disorders Diagnostic criteria for research)