Despite President Woodrow Wilson's achievement in creating the League of Nations, why did it fail to gain support in the United States?

a
Many WW1 veterans refused to support the League of Nations because they were enemies
b
Americans perceived membership in the League of Nations as being a permanent tie to the complicated affairs of Europe
c
Americans wanted to stay isolated from the rest of the world because of the great depression
d
Senators in the United States disliked Woodrow Wilson and prevented America from joining the League of Nations