Final answer:
Antibodies are not a component of the innate immune system but are part of the adaptive immune system, which provides a highly specific response to pathogens.
Step-by-step explanation:
The innate immune system includes various components that serve as the first line of defense against pathogens. Among these components are barrier defenses such as the skin and mucous membranes, which act instantaneously to prevent pathogenic invasion into the body tissues. The innate immune system also includes a rapid but nonspecific response involving specialized cells and soluble factors. In contrast, the adaptive immune system, which involves the production of antibodies, is characterized by a slower response that is highly specific and effective in combating infectious agents. Therefore, the correct answer to the question is that antibodies are not considered a component of the innate immune system but rather are a part of the adaptive immune system.