Total War is when the entire resources and population are mobilized towards the war effort,which takes priority over everything else.Further, Total War also involves prosecuting the war against the entire population of the enemy, not just against its military. So for #3 I think it would be
The nations involved in the conflict depleted their entire treasuries to support the conflict
For #4 I think it is
decrease German imperial goals
For #5 I think it's
Lost territory and slow recovery