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': 'Child attains a height of 100 cm at the age of: March 2011 \nSelect and explain. \nA. 1 year, B. 2 years, C. 3 years, D. 4 years', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: 4 years A normal Indian child is 100 cm tall at the age of 4.5 years', 'role': 'assistant'}]