"It also expressly exempted parts of the Confederacy that had already come under Northern control." What does the term "Confederacy" mean in the quote above?

A- The northen free states
B- The southern slave states
C- The border slave states
D- Unorganized territories

B - The southern slave states.

Explanation:

The term "Confederacy" was refered to the southern states that supported slavery and seceded from the United States of America.

it would be  

germany had to pay all damages related to the war.

and i think

germany had to take sole responsibility for the war.