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': 'Which about non development is not true \nSelect and explain. \nA. Pincer grasp at 3 months, B. Sitting at 6 months, C. Social smile at 3 months, D. 2 year old can use pleurals', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' Pincer grasp at 3 months Pincer grasp develops by 8 months* of age.", 'role': 'assistant'}]