Which of the Following Is True of the Treaties of Westphalia

Which of the following is true of the Treaties of Westphalia?

A) They sought to break up permanent national militaries,giving rise to the Thirty Years' War.
B) They made sure that no state or states could dominate the system after the Thirty Years' War.
C) They created formal international institutions to maintain the balance of power after the Thirty Years' War.
D) They codified the rights of states to determine their own domestic policies after the Thirty Years' War.