Sharee had been ill for three days. When her mother took her to the doctor, the doctor decided not to prescribe an antibiotic. He said Sharee had a virus. Which claim explains why antibiotics are not able to cure viral infections?
A. Antibiotics kill bacteria, not viruses.
B. Antibiotics target only white blood cells.
C. Antibiotics are not used to fight any infections.
D. Antibiotics cause fevers that make viruses stronger.