This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Cognitive Development, Subject name: Psychiatry
[{'content': 'Which of the following statement is true regarding defense mechanisms? \nSelect and explain. \nA. Unconscious processes, B. Implemented to abolish anxiety and depression, C. Used to resolve internal conflicts, D. All of the above', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D. All of the aboveDefense mechanisms are unconscious processes used to resolve the conflicts of our inner lives. When they are most effective, especially in those with personality disorders, they can abolish anxiety and depression. Thus, abandoning a defense increases conscious anxiety and depression. Patients with personality disorders may be characterized by their defenses, which are most rigid and intractable.', 'role': 'assistant'}]