How Did Nazi Propaganda Justify the German Invasion of Czechoslovakia

How did Nazi propaganda justify the German invasion of Czechoslovakia in 1938?

A) The Nazis fabricated a plot in which Czech Jews, with the support of Czechoslovakia's democratic government, had threatened to assassinate Hitler.
B) Nazi propaganda showed the German population newsreels of the Czech army mobilizing on the Austrian front in preparation for avenging the German annexation of Austria.
C) The Nazis accused Czechoslovakia of persecuting its German minority and warned the Czechs that they would have to grant autonomy to the German-populated Sudetenland or face invasion.
D) The Nazis claimed that the Czech government had asked for assistance in stabilizing its discredited parliamentary democracy.