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: Microbiology
Salivary peroxidise system is known to be effective against 
Select and explain. 
A. Actinomyces viscosus, B. Lactobacillus acidophilus, C. Streptococcus mutans, D. Veilonella parvula
B: Lactobacillus acidophilus
Answer: B: Lactobacillus acidophilus 
Explanation: None