This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'Premature closure of coronal, sagittal, and lambdoid sutures results in NOT RELATED-SURGERY \nSelect and explain. \nA. Oxycephaly, B. Turricephaly, C. Plagiocephaly, D. Trigonocephaly', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Oxycephaly results due to premature closure of coronal, sagittal, and lambdoid suture. The most common type of primary craniosynostosis is simple sagittal synostosis.', 'role': 'assistant'}]