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': "Untrue regarding ludwig's angina: \nSelect and explain. \nA. Involves submandibular, sublingual & submental space, B. Involves\tbilateral\tmandibular\tspaces\t& lymphadenopathy, C. Bilateral submandibular, sublingual & submental spaces along with salivary gland enlargements, D. None", 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]