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
Callous and unemotional traits (CU) which includes disregard for others, and lack of empathy and generally deficient affect are considered as a specifier for which disorder in DSM V 
Select and explain. 
A. Borderline Personality disorder, B. Histrionic Personality disorder, C. Conduct disorder, D. Oppositional defiant disorder
C: Conduct disorder
Answer: C: Conduct disorder 
Explanation: .