Describe Immunodeficiency Diseases

Describe immunodeficiency diseases.

A) Immunodeficiency diseases are conditions that result from the production of antibodies directed against normal antigens in the body.
B) Immunodeficiency diseases are an inadequate immune responses due to problems with embryonic development of lymphoid organs and tissues,a viral infection,or treatment with or exposure to immunosuppressive agents.
C) Immunodeficiency diseases are an immune response to a circulating antigen that stimulates mast cells throughout the body to release chemicals that prompt the inflammatory response.
D) Immunodeficiency diseases are excessive immune reactions of antibodies to a virus-infected cell.
E) Immunodeficiency diseases are excessive immune responses to an allergen,which is an antigen that triggers an allergic reaction.