This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Assessment of Growth, Subject name: Pediatrics
[{'content': 'Purposeful movement is started as - \nSelect and explain. \nA. 6 month, B. Infant, C. 8 month, D. 9 month', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., 6 month o Palmer grasp gone at age of 4 month,o Transfer object hand to hand 5.5 month.o Purposeful movement started when there is abscence of palmer group, so an above option best answer is 6 month.", 'role': 'assistant'}]