The term “white man’s burden” refers to

a. the difficulty of converting colonists to christianity.
b. the belief that europe had a duty to civilize other people.
c. the conviction that white people were superior to all others.
d. the struggle to survive in an increasingly industrialized world.

What two different approaches did the knights of labor and the american federation of labor take in building a union organization? a) the knights of labor accepted only unskilled workers; the american federation of labor accepted only skilled workers. b) the knights of labor accepted skilled and unskilled workers; the american federation of labor accepted only skilled workers. c) the knights of labor refused to accept african american or chinese workers; the american federation of labor accepted all workers. d) the knights of labor accepted workers from a single industry; the american federation of labor accepted workers from several industries.