Read these sentences from the text.
"[I]f the United States be not a government proper, but an association of States in the
nature of contract merely, can it, as a contract, be peaceably unmade, by less than all
the parties who made it? One party to a contract may violate it-break it, so to speak;
but does it not require all to lawfully rescind it?"
Based on this evidence, what conclusion can be made?
A. The United States should be considered a group of states associated by contract, not
a proper government.
B. In order to secede, a state would have to agree to form a contract with the Union.
C. If a state were to secede from the Union, it would be illegally breaking a contract.
D. It would be legal for a state to secede from the Union if it seceded peacefully.