Despite another profound victory, why was the confederate cause in trouble?

there is more then one answer!

the south could not get union troops to leave its soil.
the north was receiving too much european support.
the south could not replace fallen soldiers.
stonewall jackson was killed in battle.

The correct answers are: 3) The South could not replace fallen soldiers and 4) Stonewall Jackson was killed in battle.

Even when he had a profound victory in The Battle of Chancellorsville, Robert E. Lee was having a hard time defending the Confederate's cause because his army had many terrible loses in said battle, including the death of his right hand, Stonewall Jackson, and about 1/5 of his soldiers.

d is the correct answer

~courtney