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': 'Repressor is present in which part of mind? \nSelect and explain. \nA. Consicous, B. Preconscious, C. Unconscious, D. Superconscious', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Repressor prevents contents of unconscious mind coming to the awareness of conscious part of mind.\nIt is present in "Preconscious" part of mind that seperates conscious & unconscious mind, according Topographical threory of mind.', 'role': 'assistant'}]