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: ENT
[{'content': 'Nodes of Rouviere - \nSelect and explain. \nA. Retropharyngeal node, B. Parapharyngeal node, C. Adenoids, D. None', 'role': 'user'}, {'content': "Answer: A \nExplanation: Retropharyngeal nodes are divided into medial and lateral groups.\nMost superior node of the lateral group is called the node of Rouviere. \n\nAlso know\n\nKrause's node :- Lymph nodes situated at the jugular foramen.", 'role': 'assistant'}]