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': 'A 9 yr old child is restless. He is hyperactive and his teacher complains that he does not listen to the teachings. Disturbs other students, he also shows less interest in playing. The likely diagnosis is - \nSelect and explain. \nA. Cerebral palsy, B. Attention deficit hyperkinetic child, C. Delirium, D. Mania', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Information in this question are : (i) Hyperactive child, (ii) Fails to follow instruction (does not listen to teaching), (iii) Disturbs other, (iv) Shows less interest in playing.\nAll are features of ADHD.', 'role': 'assistant'}]