This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head & Neck, Subject name: Anatomy
[{'content': 'Pre-auricular sulcus is seen in? \nSelect and explain. \nA. Mandible, B. Maxilla, C. Skull, D. Pelvis', 'role': 'user'}, {'content': "Answer: D \nExplanation: Ans. (d) PelvisRef: Parikh 6/e, p 2.28, Gray's anatomy 39th ed. /1426", 'role': 'assistant'}]