What was a positive outcome for the Greek army at the Battle of Thermopylae?
They gained new military leaders.
They slowed down the larger Persian army.
They captured the leader of the Persian army.
They demonstrated the strength of their naval forces.

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.