Which of the following explains one reason for a lack of Jewish resistance to the Nazis before the Holocaust began?

A. Jewish communities expected the German military to protect them from Nazi aggression.

B. The Nazis initially focused on persecuting a variety of different groups before focusing on the Jews.

C. Jews had dealt with anti-Semitism before without seeing it escalate into genocide.

D. Jewish communities were not aware of the anti-semitic stance of the Nazis.