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': 'Name of the parotid duct: March 2007 \nSelect and explain. \nA. Stensons duct, B. Nasolacrimal duct, C. Whaons duct, D. None of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Stensons duct', 'role': 'assistant'}]