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
The most pronounced effect on the oral microflora of reduction in rate of salivary flow is a 
Select and explain. 
A. Significant increase in number of oral bacteria, B. Shift towards more acidogenic microflora, C. Significant decrease in number of oral bacteria, D. Shift towards more aerobic microflora
B: Shift towards more acidogenic microflora
Answer: B: Shift towards more acidogenic microflora 
Explanation: None