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': 'Transverse ligament of atlas is part of - \nSelect and explain. \nA. Cruciform ligament, B. Ligamentum flava, C. Anterior longitudinal ligament, D. Posterior longitudinal ligament', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Transverse ligament forms the horizontal part of cruciform ligament.', 'role': 'assistant'}]