This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Growth and development, Subject name: Pediatrics
[{'content': 'What is the age limit for fuher developmental assessment in a child not reaching for objects? \nSelect and explain. \nA. 3 months, B. 5 months, C. 9 months, D. 12 months', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Rolling over, sitting up, crawling, picking up objects, and standing are usually mastered in the first year. They may even be taking a few steps on their own. Babies can now use gestures, different cries, and some simple words to communicate their wants and needs. Reference: GHAI Essential pediatrics, 8th edition', 'role': 'assistant'}]