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
[{'content': 'Most effective treatment in borderline personality disorders? \nSelect and explain. \nA. Pharmacotherapy, B. Behaviour therapy, C. Combination of both pharmacotherapy and behavioural therapy, D. None', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans. is \'b\' i.e., Behaviour therapy "Dialectical behavioral therapy (DBT), a type of cognitive behavioral therapy (CBT), has been developed specifically for the treatment of borderline personality disorder, and it appear to be the most effective treatment for this condition".', 'role': 'assistant'}]