where are the personal liberties and freedoms of us citizens recorded???

Answer: the Bill of Rights

Question: who came up with the idea of the titanic?

Answer: Thomas Andrews, Jr.

Answer this question: gap between north and south american road systems??

Darien Gap

Q: where do the miami dolphins have training camp?A: Nova Southeastern University

Input: where is the longest bridge located in africa?

Output: Cairo

Please answer this: what is a computer operating system and what does it do?
system software