A)B cell antigen receptors can bind to intact, freely circulating antigens that are bound to self proteins.
B)T cell antigen receptors can bind to intact antigens that are bound to self proteins.
C)B cell antigen receptors can bind to intact antigens that are on pathogen surfaces.
D)T cell antigen receptors can bind to intact freely circulating antigens.

A)composed of four fatty acid chains
B)a type of lymphocyte
C)proteins with short carbohydrates attached
D)proteins consisting of four polypeptide chains

A)production of B cells
B)production of T cells
C)maturation of B cells
D)maturation of T cells