Welll, it depends on what kind of trade agreements
Impeachment is a long process and lots of times doesn't work in time. This happened with Bill Clinton. He was on trial to be impeached but finished his term before he could be removed from office.
The world's population grew yes, but not enough to multiply. Now, this is an answer, so i do have to have an answer... the answer is x1.34 roughly. it almost doubled, It didn't though.
I believe individuals is the correct answer bc they list all the things we have the right to.
It is hard to say without looking at your source (textbook or article if you have one associated with this question) but in the most recent studies, it has been Islam.