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': 'In a patient with reduced salivary flow the carious\nincidence is \nSelect and explain. \nA. more than the patient with normal salivary flow, B. Less than the patient with normal salivary flow, C. unaffected, D. none of the above', 'role': 'user'}, {'content': 'Answer: A \nExplanation: None', 'role': 'assistant'}]