The immunity responsible for to control epidemic spread of a pathogen: (A) Innate immunity, (B) Active acquired immunity, (C) Herd immunity, (D) Passive natural immunity
Answer is C. Herd immunity-
Overall immunity of a community to a pathogen
If Herd immunity is good- chance of epidemic is less
Eradication of a communicable disease- depends on good Herd immunity
Provided by mass vaccination by live vaccination to all individual at same time.