Which of the Following Statements Is True of Selective Toxicity

Which of the following statements is true of selective toxicity?

A) To be effective, an antimicrobial agent must be more toxic to the patient than the pathogen.
B) Selective toxicity takes advantage of metabolic differences between host and pathogen.
C) Antimicrobial agents must target structural differences between host and pathogen and be more toxic to the patient than the pathogen.
D) Selective toxicity takes advantage of structural and/or metabolic differences between host and pathogen.
E) Selective toxicity takes advantage of structural differences between host and pathogen.