I believe that all <span>13 states had to agree to any amendment of the federal government's power.</span>
The actual objective was to ensure a state of total post-war continental hegemony for Nazi Germany. This was to be achieved by the expansion of the territorial base of the German state itself, combined with the political and economic subjugation of the rest of Europe to Germany
b is the answer to the first one
c is the answer to the second one
These advances in the history of technology stimulated societies to adopt new ways of living and governance.