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 developed from muscles of 1 arch except \nSelect and explain. \nA. Tensor tympani and tensor veli palatini, B. Posterior belly of digastric, C. Masticatory muscles, D. Mylohyoid', 'role': 'user'}, {'content': 'Answer: B \nExplanation: None', 'role': 'assistant'}]