Which of the following best completes the flowchart illustrating the developments that led to world war 1

A archduke Franz ferdinand is assassinated
B Many european nations form policies on negotiating new boundaries
C nations in europe try to form alliances with the united states
D presiden wilson joins allied powers

Which of the following best completes the flowchart illustrating the developments that led to world war 1 A archduke Franz ferdinand is assassinated B Many euro class=
Q&A Education