The excerpt is from witness testimony at the Nuremberg Trials. DR. MARX: You said before that the German people must have known of the happenings in Auschwitz. What are your grounds for this statement? VAILLANT-COUTURIER: I have already told you: To begin with there was the fact that, when we left, the Lorraine soldiers . . . who were taking us to Auschwitz said to us, "If you knew where you were going, you would not be in such a hurry to get there.” –Testimony of Marie Claude Vaillant-Couturier What did this type of testimony help prosecutors to prove? the Holocaust and other war crimes were well-known. the Holocaust and other war crimes were not well-known. the mistreatment of prisoners of war was well-known. the mistreatment of civilians in labor camps was not well-known.