Well, the chinese big secret was silk. So that would be my best guess.
Answer: Here go some ways that you can make sure a source is accurate by making sure the information should be up-to-date and current.
The source should be relevant to your research.
The author and publication should be a trusted authority on the subject you are researching.
The sources the author cited should be easy to find, clear, and unbiased.
For web sources, the URL and layout should signify that it is trustworthy.
Explanation:
I Belive it is checks and balances.
Answer:
"...conceived in Liberty, and dedicated to proposition that all men are created equal."
Explanation:
I would assume its #2 just because Abraham Lincoln's goal was to Emancipate the slaves. I'm not 100% sure, so just to be safe check with someone else.
In 2006 he was sentenced to death by hanging