The significance of the Open Door Policy for
the United States lay in its
(A) providing a use for the Philippines as a
way station between China and the
United States
(B) moving the American public away from
isolationism and toward the view of the
nation as a world power
(C) keeping Japan from annexing Formosa
(D) guarantees from leasehold nations that
they would keep their Chinese ports
open to all nations
(E) obtaining the right to build a railroad in
China