Bush sent in the US government: C
Imperial nations needed to conquer other nations
If the link has a .gov or .edu it is always reliable. You can also look for contact information of the writer. If the person is a known pro then it could be reliable. Next you look at when it was posted, old websites tend to not have current true information due to the fact that every day there is something new learned by someone.
Hope this helps you find if the source is credible
Answer:
By letting Palestine still exist while Israel exists simultaneously. Allowing them both to work in a "Two-State solution"
Explanation:
I believe the correct answer is the third option: it increases the demand for steel since steel was used to make rail cars and tracks.