Which of the Following Statements Is the Correct Description of a Microbicide

Multiple Choice

Which of the following statements is the correct description of a microbicide?

A) Genetically modified microbial cells capable of fighting infection from within.
B) New strains of HIV and other pathogens that develop resistance to traditional medications.
C) Substances, usually in ointment form, that kill microbes such as HIV.
D) Part of the "drug cocktail" used in fighting HIV infection.