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': '"Rationalization" is seen in \nSelect and explain. \nA. Schizophrenia, B. Phobia, C. Obsessive compulsive disorder, D. Substance abuse disorder', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Rationalization is a neurotic defense mechanism where an individual gives rational explanation to justify his own unacceptable behavior, seen in substance abuse disorder.\nEx: A chronic alcoholic blames his family environment as a cause of his alcoholism.', 'role': 'assistant'}]