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: Dental
[{'content': 'Which is not a function of intercalated duct: \nSelect and explain. \nA. Carries saliva from the secretory unit to striated duct., B. They also synthesize saliva., C. They modify saliva., D. None.', 'role': 'user'}, {'content': 'Answer: C \nExplanation: None', 'role': 'assistant'}]