Common variable hypogammaglobulinemia shows ?

Ans. is 'c' i.e., Normal B cells o Most patients with common variable immunodeficiency have normal or near-normal numbers of B cells in the blood and lymphoid tissues. o These B cells, however, are not able to differentiate into plasma cells. o The clinical manifestations are caused by antibody deficiency. o The feature common to all patients is hypogammaglobulinemia, generally affecting all the antibody classes but sometimes only IgG.