How was the north able to replenish its military in the face of staggering loses on the battlefield?
a) it inflicted even heavier loses on the confederacy.
b) for the first time, a wartime draft was begun.
c) the union accepted from foreign mercenaries.
d) a steady stream of new immigrants provided .

Going back to the Middle School days, During the Civil War, there were 2 main reasons the North was able to win: 1.) The North had a larger population 2.) Conscription You might be asking, what is conscription? Conscription is when a large number of newly arrived immigrants were recruited into the Northern Army. Thus, D, is your answer.