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': 'Mania is characterized by: \nSelect and explain. \nA. Paranoid delusion, B. Loss of orientation, C. High self esteem, D. All', 'role': 'user'}, {'content': 'Answer: C \nExplanation: C i.e. High self esteem', 'role': 'assistant'}]