What decision was made by the germans at the wannsee conference? invade poland join forces with the soviet union bomb england kill all the jews in europe

The answer would be d, on january, 20, 1942,  reinhard heydrich, himmler's second in command of the ss, convened the wannsee conference in berlin with 15 top nazi bureaucrats to coordinate the final solution (endlösung) in which the nazis would attempt to exterminate the entire jewish population of europe, an estimated 11 million persons.

They were constantly being overlooked as a people and were being controlled by people who weren't really native to their homeland.