Match Each Description in Questions ,With the Appropriate Lettered Term

Match each description in questions ,with the appropriate lettered term (A-I) .
-A region of an antibody molecule that permits bivalent binding of antibodies to pairs of surface epitopes varying in distance from one another

A) Conformational determinant
B) Linear determinant
C) Neoantigenic determinant
D) Hinge region
E) Immunocomplex
F) Fab
G) Fc
H) Tail piece
I) Hapten