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': 'Which of the following ligament is not attached to talus ? \nSelect and explain. \nA. Talonavicular ligament, B. Spring ligament, C. Deltoid ligament, D. Cervical ligament', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Spring ligament", 'role': 'assistant'}]