Which Statement Best Summarizes the Effect of the War Powers

Which statement best summarizes the effect of the War Powers Act?

A) The act expanded executive authority and created a precedent that endured much longer than the war.
B) Under the act, special agencies were created to handle operations any time the United States would go to war.
C) The act expanded executive authority, allowing the president special powers that ended once the war was over.
D) The act created the Office of Price Administration, which established a precedent of using price controls to check inflation.