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: Pathology
[{'content': 'Sialograhy of normal salivary gland reveals the ductal architecture as having an appearance of \nSelect and explain. \nA. Sausage string, B. Fruit-Laden tree, C. Leafless tree, D. Bailin hand', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]