Answer:
The Reich Fundamental Security Office was an association subordinate to Heinrich Himmler in his double limit as Culinary expert der Deutschen Polizei and Reichsführer-SS, the top of the Nazi Party's Schutzstaffel (SS). The association's expressed obligation was to battle all "adversaries of the Reich" inside and outside the lines of Nazi Germany.
The best and most correct answer among the choices provided by your question is the second choice which is "railroad tracks."
<span>By 1860 the Midwest and the East were united by a network of railroad tracks.</span>
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It’s D. The 18th amendment