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': "A child's growth variation is normal but bone development is not acc to the chronological age. What is diagnosis ? \nSelect and explain. \nA. Genetic, B. Dwarfism, C. Constitutional delay, D. Familial sho stature", 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Constitutional delay", 'role': 'assistant'}]