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: Forensic Medicine
[{'content': 'Not true about cephalhematoma: AP 08; Kerala 08 \nSelect and explain. \nA. Not limited by sutures, B. Swelling develops in 12-24 h after bih, C. Swelling subsides in 2-3 months, D. Caused by periosteal injury of skull', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ans. Not limited by sutures', 'role': 'assistant'}]