When the Body is Deliberately Exposed to an Antigen, This

Question

When the body is deliberately exposed to an antigen, this is referred to as:
A) passive artificial immunity.
B) active artificial immunity.
C) active natural immunity.
D) passive natural immunity.
E) autoimmunity.

Accepted Answer

Active artificial immunity occurs when the body is deliberately exposed to an antigen, such as through vaccination, prompting the immune system to produce its own antibodies and memory cells against the antigen.