12. Why did Congress establish the U. S. Courts of Appeals?

A. To ease the burden of the Supreme Court.
B. To assist the President with the Executive Branch's duties
C. To ease the burden of Congress
D. To hear appeals made to the Supreme Court

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.