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': 'All are derivatives of septum transversum except- \nSelect and explain. \nA. Falciform ligament, B. Ligamentum teres, C. Coronary ligament, D. Mesentery of Lesser sac', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]