Well, the chinese big secret was silk. So that would be my best guess.
Herbert Clark Hoover (August 10, 1874 – October 20, 1964) was an American engineer, businessman, and politician who served as the 31st president of the United States from 1929 to 1933. A member of the Republican Party, he held office during the onset of the Great Depression.
Anarchy means there are absolutely no laws and you can go around and do whatever you want. This means that murder and robbery is bound to happen and there would be no safety.
Hope this helps.
Answer:
I'm sure it's (b) ✌hope this helped ya out