Which of the Following Is Not a Proposed Explanation for the Development

Which of the following is not a proposed explanation for the development of autoimmunity?

A) Certain antigens in a person's diet could trigger the production of antibodies that cross- react with host tissues.
B) If a pathogen has antigens that resemble host factors, it could trigger the production of antibodies that cross- react with host tissues.
C) Certain pathogens may release superantigens that inappropriately activate certain T cells against self- factors.
D) Cytopathic effects generated by a pathogen could encourage host antigen- presenting cells to process and present self- antigens to T cells.
E) Genetics