I would say either B or D but I think the better answer would be D.
Your answer is A they moved quickly after the election of Lincoln
Answer:
in the rivers and the mountains
We refer to World War one as Total War, because this term describes a war in which countries or nations mobilize and force to the limit all their available resources, be they human, military, industrial, agricultural, natural, technological , scientists, or of any other kind, to totally destroy the ability of another country or nation to engage in a war, and this was what happened in the First World War.