Sometimes If a Person Takes an Antibiotic to Treat a Bacterial

Multiple Choice

Sometimes if a person takes an antibiotic to treat a bacterial infection,the yeast Candida can grow out of control and cause a vaginal or intestinal infection.What is the best explanation for this observation?

A) The antibiotic weakens the immune system.
B) There are fewer bacteria present to compete with the yeast.
C) Bacteria normally digest yeast cells.
D) Antibiotics are often contaminated with Candida yeast.
E) The antibiotic causes mutations in the yeast that give the yeast resistance.