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: Pediatrics
[{'content': 'IQ (Intelligence quotient) of a child means? \nSelect and explain. \nA. The creative effciency of child, B. The capability of the child to perfrom intellectual tasks in relation to other children of same age, C. The efficiency of memory of child, D. Quantification of the learning ability of child', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., The capability of the child to perfrom intellectual tasks in relation to other children of same age.", 'role': 'assistant'}]