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: Surgery
[{'content': 'Which of the following Structures is not removed in RND dissection ? \nSelect and explain. \nA. Level IV nodes, B. Sternocleidomastoid, C. Cranial nerve XI, D. Level VII nodes', 'role': 'user'}, {'content': 'Answer: D \nExplanation: RND is Removing level I to V lymphnode along with three structres (Spinal accessory nerve, IJV and sternocleidomastoid muscle).', 'role': 'assistant'}]