It would be D because it gives the most background and summary info to the questions
Rome :)
Greek is another probable answer but Rome is correct. Most of our government is influenced off them and out architecture is no different!
The "Redeemers" were a group of pro-business, conservative Democrats in the Southern US in the years after the Reconstruction period that followed the Civil War.
The name was a reference to their intention to "redeem" the South from the new order. They were unhappy with the liberal changes that went on during this period, especially the abolition of slavery and the improvement of the conditions of liberated African Americans.
I believe the answer is A.