For your first question regarding which action influenced Wilson's thinking in point II, the correct answer is:
C) unrestricted submarine warfare
Unrestricted submarine warfare was a significant factor in pushing the United States towards entering World War I, influencing President Wilson's decisions and his Fourteen Points.
For your second question about which organization was created based on point XIV, the correct answer is:
B) League of Nations
Point XIV of Wilson's Fourteen Points proposed the establishment of a general association of nations to preserve peace, which led to the creation of the League of Nations after the war.