Hey!! So, When you asked what made World War ll a total war the answers are not, B) The War was fought on all populated continents, not C) the War involved countries from all populated continents, and not D) Technology and people were required to fight the war!!
So, the Answer has to be...A) The war effort required American civilians to contribute!!!
Good Luck!!
Don’t trust the link it can sometimes lead to bad things
requires the President to consult with the legislature in every possible instance before committing troops to war.