This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth, Development, and Behavior, Subject name: Pediatrics
[{'content': 'An eight month old child will be able to do which of the following: \nSelect and explain. \nA. Pincer grasp, B. Sitting stably, C. Stand without support, D. Says mama - baba', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Ans: b', 'role': 'assistant'}]