A patient is given an antibiotic to treat a bacterial infection. a few days later, the patient developed a yeast infection. which is a likely cause of the yeast infection?
a. the antibiotic directly stimulated cell division and growth of yeast.
b. the antibiotic killed beneficial bacteria that suppress growth of yeast.
c. bacteria that survived the antibiotic mutated into yeast.
d. the antibiotic was contaminated with yeast.
e. the antibiotic suppressed the patient's immune system.