The foundation of the American constitutional system was completed when the first ten amendments to the constitution，_______， were ratified in 1791.
A.Yalta
B.President Roosevelt
C.Jamestown
D.The Smith Act
E.the Bill of Righ

The foundation of the American constitutional system was completed when the first ten amendments to the constitution，_______， were ratified in 1791.
A.Yalta
B.President Roosevelt
C.Jamestown
D.The Smith Act
E.the Bill of Rights
F.Black Thursday
G.slavery
H.President Wilson
I.two-thirds
J.stamp tax
K.Federalist Papers
L.three-fourths

E