Part of the Success of the Confederacy During the Civil

Part of the success of the Confederacy during the Civil War was due to

A) the ability to fight a defensive war the vast majority of the time.
B) the North's reluctance to be too successful lest England and France were to become involved.
C) the North's geographic vulnerabilities to invasion.
D) the lack of bridges and roads in the South.
E) the inability of the North to find a competent commander.