What impact did the United States' involvement in the Korean War have on the expansion of the federal government's power? Group of answer choices

A) It created the need for Congress to appoint generals without the approval of the president.

B) It set a precedent for the president to commit troops to combat without an official declaration of war.

C) It weakened the military power of the president since approval to engage in combat came from the United Nations.

D) It set a precedent for the government to use a draft to increase the size of the military