What if the President could fire justices of the Supreme Court if he didn’t like a ruling they made?

It could cause a bias for they are supposed to be politically neutral.  If the President could fire them, then who can say he can't hire them, so he could put lets say republican extremists in the supreme court if he so desired, this would basically mess up the system.

Explanation:

answer; i believe the correct answer is (the willamete valley);

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.