This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy, Subject name: Anatomy
[{'content': 'Anterior fontannel corresponds to all EXCEPT: \nSelect and explain. \nA. Frontal bones, B. Coronal suture, C. Lambdoid suture, D. Saggital suture', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. C Lambdoid sutureRef: Gray, 41st ed. pg. 418-419* Anterior fontanel is formed by frontal bone and parietal bone. It is diamond shaped and closes at 18 months.* Posterior fontanel is formed by parietal bone and occipital bone. It is triangular shaped and closes immediately after birth or within 2-3 months.', 'role': 'assistant'}]