Which Statement About the Korean Conflict Is FALSE

Which statement about the Korean conflict is FALSE?

A) The United Nations authorized the use of forces to repel the North Koreans.
B) Chinese troops threatened to enter the conflict, but never did.
C) General MacArthur argued for an invasion of China and for the use of nuclear weapons.
D) Truman removed General MacArthur from his command when he publicly criticized Truman.
E) The war ended in a cease-fire, not with a formal peace treaty.