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: Dental
[{'content': 'Children who have been physically abused usually fall under this category? \nSelect and explain. \nA. Timid, B. Stoic, C. Depressed, D. Over co-operative', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The Stoic child is generally cooperative; sits quitely and accepts all the dental treatment including injection without protest. This behaviour is characteristic of children, who have been physically abused.', 'role': 'assistant'}]