During ww1, the use of new weapons such as_ were new warfare, but had relatively little impact on the actual outcome of the war. A. Tanks and airplanes
B. Submarines and tanks
C. Machine guns and hand guns.
D. Submarines and machine guns.

Just think, why was it effective? -it appeled to critics because it was written well, that made it noticeable to the public including the white population-it was also recognizable to the african americans because it was about their heritage.-it was powerful just keep finding more points and elaborate on them. message me if you need more