The word "demobilized" (Line 2, Para 1 ) is closest in meaning to______.

A．the damage in the South was worse than in the North
B．the damage in the South was easy to remedy
C．the conditions of the South were better
D．factories still had to be prepared for military needs

A．the development of the USA
B．the plight of the South
C．the financial problems during the Civil War
D．the problems facing the USA after the Civil War.