Baron von Steuben trained the Continental Army at Valley Forge. He taught the soldiers how to march, use a bayonet, and how to quickly and efficiently execute orders, and his training was the reason why the Americans won over the British in Monmouth.
I think that the answer is C, becasue the Internet is a definite no. I don't know much about Dustball software. And D would not include much of someone else's work.
The second one, i am sure 78%
Austria-Hungary, German Empire, Ottoman Empire, and Kingdom of Bulgaria.
Answer:
Jews, homosexuals and Gypsies.