Someone answer this for !

vaccines contain either killed or weakened pathogens that stimulate an immune response when they enter the body. which of the following describes the purpose of a vaccine?

a. to make macrophages that will digest an antigen

b. to cause the production of antibodies that will tag ana antigen

c. to raise the internal temperature of the body to guard against an antigen

d. to speed up the inflammatory response to prevent the movement of an antigen