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