Take off D; the North had won some battles up to that point. Rip off A; the South would never let go of slavery. Take off B, since the Union had some wins already. You can now clearly see where the answer is.
Germany prompted the United States to join World War I because of it's violation of the pledge for unrestricted submarine warfare in the North Atlantic Ocean and Mediterranean Sea, as well as enticing Mexico to turn against the United States. I hope this helps :)
They viewed reaching an advanced age as a significant accomplishment.
Life expectancy in early colonial Virginia was less than 25 years -- including the reality of infant mortality and a high number of deaths in childhood. In the colonial beginnings of New England, around 40% of children died before reaching adult age. Life in the colonies was very hard for the early colonists.