The Dominant Genus in the Vaginal Microbiome of Reproductive- Age

The dominant genus in the vaginal microbiome of reproductive- age women, Lactobacillus, acts to limit infection by

A) producing bacteriocins, a group of antimicrobial peptides.
B) producing lactic acid, hydrogen peroxide, and bacteriocins.
C) producing lactic acid by fermenting glycogen secretions, lowering pH.
D) producing hydrogen peroxide, which is toxic to anaerobic pathogens.
E) producing lactic acid and hydrogen peroxide.