What is the significance of the Wannsee Conference of 1942?

to ensure the cooperation of various Nazi departments in the deportation of Jews and emphasize that the SS would carry out Jewish extermination
to discuss the German division of troops and resources to fight a three-front war: Eastern Front, North Africa, and Britain
to plan for the German invasion of the Soviet Union while Germany was still technically in a nonaggression pact with the country
to develop a new vision of German propaganda to spread globally in order to gain new military allies for the war effort