The training for the u. s. troops for ww i was specific because it was this kind of warfare. a. guerilla warfare c. naval warfare b. trench warfare d. conventional warfare

b. trench warfare

Explanation:

Trench warfare is a type of combat in which enemy troops fight from trenches opposite each other.  In this way, soldiers are kept safe from the enemy's small arms fire and are considerably shielded from large-caliber guns. Trench warfare was very much used by the Western Front during World War I.

the answer is a. since they were a huge producer of cotton and wanted the most money for it.

b. the 200th birthday of the united states