The correct option is A Artificially acquired passive immunity
Preformed antibodies against snake venom are directly injected into the human body. So, it is an example of artificially acquired passive immunity.
Artificially acquired active immunity– Includes resistance induced by vaccines.
Naturally acquired passive immunity– IgA and IgG antibodies from mother to baby and foetus respectively.
Naturally acquired active immunity– Acquired when antigens gain access into the body during natural infection.