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': 'Posterior belly of digastric is attached to \nSelect and explain. \nA. Styloid, B. Hyoid, C. Mastoid notch, D. Thyroid', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]