Please choose the statement that best describes the benefits of microbial antagonism to the human host.
a. Microbial antagonism refers to the effects that antibiotics have on the normal microbiota.
b. Microbial antagonism refers to the mechanisms by which a pathogen damages the host.
c. Microbial antagonism occurs when members of the normal microbiota prevent pathogens from colonizing and becoming established in the body.
d. Microbial antagonism refers to the effects that the human immune system has on the normal microbiota.
e. Microbial antagonism keeps normal microbiota from colonizing some parts of the human body.