Ithink the answer is a or c.
(history )
w. e.b. dubois wrote a column that focused on
a) the education of most african americans.
b) the social problems of african americans.
c) african americans who wanted segregation.
d) african americans who had left the country.

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.