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

A．when the civil war ended, the people of the USA bad many overwhelming tasks to do.
B．Davis and other Southern leaders were finally released partly because Virginians were loyal to their leaders.
C．The author mentions the popular song in the last paragraph to tell us Davis was famous then.
D．Davis was chained in prison for two years.

A．because no one charged them of treason
B．because the jury could not convict them
C．in order to help the nation recover from the war
D．in order to bring the southern States back into the Union.