In the U.S. the highest levels of government are the President (including Cabinet members), Supreme Court, and the Senate & Speaker of the House (Congress).
Yes they have because they have been there in great condition
I believe the answers are B, C, and D. I just answered this question and this is what I put and it said it was correct .
What people believed they followed so that effected their decisions and depending what they did that was the mark they left on the world.