Political Islam is the doctrine that relates to the unbeliever
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.
The answer is D. It provided a source of transportation for goods and people