The organization Al Qaeda led by Osama Bin Laden was the perpetrator of 9/11
The Executive Order 9066 was enacted because many Americans, after hearing of the December 7th attack, came to distrust the Japanese Americans, and thought of them as spies, secretly sending information to mainland Japan in exchange for money, etc. The Government used Executive 9066 to "protect" the Japanese, however, the Japanese received poor housing and had the bare necessities. Later on in the war, conditions improved.
If you want a account, read "thin wood walls"
The feature is the rule of law. Unlike people, legislature cannot be affected by passion and if law rules then everyone is equal in the eyes of law. If a man rules and has absolute power, they can be affected by various things that might make them abuse their power, and law cannot abuse power on its own.
D foccus on helping underdevoloped countries
I think the answer is D
hope this helps :)