This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: ENT
[{'content': "Occipitomental x ray view of paranasal sinuses with open mouth is Known as \nSelect and explain. \nA. water's view, B. Caldwell view, C. Towne's view, D. Pierre's view", 'role': 'user'}, {'content': 'Answer: D \nExplanation: ref : hazarika 4th ed', 'role': 'assistant'}]