A patient presents with a malar rash, oral ulcers, pleuritis and psychosis. ANA titers are notably elevated. Which of the following best describes the mechanism underlying her disease? A. Clonal...

A patient presents with a malar rash, oral ulcers, pleuritis and psychosis. ANA titers are notably elevated. Which of the following best describes the mechanism underlying her disease? A. Clonal deletion of self-reactive T cells B. Release of a sequestered antigen C. Primary enzyme deficiency D. Failed clonal anergy E. Molecular mimicry