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': 'All of the following are habbit disorders, except: \nSelect and explain. \nA. Thumb sucking, B. Tics, C. Temper tantrums, D. Nail biting', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Tics are rapid and reccurent moments for brief duration and it is not included under habbit disorders.', 'role': 'assistant'}]