Answer:
SO they can communicate duhhhhhhh
Explanation:
I think it happened because president Hayes had a bad reputation at that time and the idea was, the congress should be stronger to "look at his hands".
As I said on the last one, 6 is correct, 7 is B, 8 is C, 9 is B, and 10 is correct.
I believe it is Partisan. Is this one of your options? :)
He was born on June 28, 1491
Hope this helps
-AaronWiseIsBae