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: Radiology
[{'content': 'Peri - orbital view x- ray is for \nSelect and explain. \nA. Orbital fissure, B. Pterion, C. Internal auditory meatus, D. Zygoma', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]