To What Does the Term Untermenschen Refer

To what does the term Untermenschen refer?

A) It is a derogatory term for French soldiers developed after France's rapid defeat in 1940.
B) It is the nickname given by German sailors to those who served on submarines during the war.
C) It refers to the leaders of Nazi Einsatzgruppen assigned to murder or deport Jewish communities or other targeted groups in Eastern Europe.
D) It is the formal title for German governors of occupied territories created in the conquered regions of Europe.
E) It refers to the "subhuman" racial categories of Jews,Gypsies,and Slavs marked for murder by Nazi officials in occupied Europe.