Had fireplaces, because the passage says that they had a smoke hole in the ceiling
I believe 10 is C. representative democracy and constitutional monarchy
9 is C, as the state are under the authority of the US, which is the supreme law of the land
hope this helps
Slavery was ended technically by the Emancipation Proclamation, however it was not ended in the South until the end of the Civil War
World Wars were total wars because they employed all possible ways of fighting the war and put taking care of civilians as less important than winning. The wars included aviation and bombing, naval warfare, land warfare, infantry, tanks, all possible types of weapons, and pretty much whatever was available at the time.