By the mid-1930s, there was strong nationwide agitation for a constitutional amendment to

The assassination of the German diplomat Ernst vom Rath by a German-born Polish Jew triggers the Kristallnacht (Night of Broken Glass) which occurred between 9 and 10 November 1938, carried out by the Hitler Youth, the Gestapo, and the SS, during which much of the Jewish population living in Nazi Germany and Austria was attacked – 91 Jews were murdered, and between 25,000 and 30,000 more were arrested and sent to Nazi concentration camps. Some 267 synagogues were destroyed, and thousands of homes and businesses were ransacked. Kristallnacht also served as the pretext for the wholesale confiscation of firearms from German Jews.

Ithink the answer is b