Why was the ultimate success of the blockade a factor in defeating the South?
A. The South could not ship its cotton overseas to sell it in exchange for supplies needed to win.
B. The South could no longer attack Union port cities which lowered lower Union morale.
C. The South’s navy was destroyed which led to an invasion of the South by sea.
D. The blockade runners could no longer be taxed so the Confederates lost a source of money.