The correct answer should be A.
Developing countries industries are not developed enough to compete which leads to production that can't be exported which leads to losses.
In the USA, farmers were affected by the Great Depression in the 1920s.
People should pay attention to the Atlanta campaign as this was a series of battles in the Western theater of the Civil War that took place in Georgia and, more specifically, in the area around Atlanta during the summer of 1864, resulting in final the eventual fall of Atlanta and the acceleration of the end of the American Civil War.
A. Rejoiced! Hope this helps :-)