Which is an Example of Acquisition of Natural Passive Immunity

Question

Which is an example of acquisition of natural passive immunity?
A) a fetus protected from disease by its motherʹs antibodies
B) a person who received his or her yearly influenza vaccine
C) a person who acquired the chickenpox
D) a person who received tetanus antiserum after stepping on a rusty nail

Accepted Answer

Acquiring natural passive immunity occurs when antibodies are passed from mother to fetus during pregnancy, providing protection against certain diseases. This is an example of natural passive immunity.