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': 'Epiploic foramen Connects: \nSelect and explain. \nA. Lesser Omentum with greater omentum, B. Lesser sac with greater sac, C. Lesser omentum with greater sac, D. Lesser sac with greater omentum', 'role': 'user'}, {'content': 'Answer: B \nExplanation: Lesser sac with greater sac', 'role': 'assistant'}]