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: Anatomy
[{'content': 'Bregma is meeting point of \nSelect and explain. \nA. Coronal and sagittal suture, B. Coronal and lambdoid suture, C. Sagittal and lambdoid suture, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: The bregma is the meeting point between the coronal and sagittal sutures. In the foetal skull, this is the site of a membranous gap, called the anterior fontanelle, which closes at eighteen months of age.', 'role': 'assistant'}]