Answer:
I believe that the answer is C. In the decade following the Civil War, tall buildings had just begun to emerge; and, although the skylines of the world’s great cities were still dominated by church spires, there was increasing activity in the development of elevator apparatus adapted to the transportation of people as well as of merchandise.
Step-by-step explanation:
This is because, the whole text is about the elevator and its development throughout the years. This paragraph explains the development of the elevator, its possible purpose, and the time frame in which it took place. This sentence seems to sum up the text better than the other options.
Hope this helps! :)
I will say, B) It isn't ideal
Here’s a letter to my class: Hello everybody, today I wanted to tell you something important: I.hate.every.single.one.of.YOU I hope you die in a hole and the hole lights on fire and your body’s turn to ashes while your screams are nowhere to be heard. I put all of you on my list to kill you,and now my moment is in position get ready to live a burning hell! Sencerly, the quiet kid (aka my name)! P.S ty Mrs.Seirna for giving me free McDonald’s
Insert commas after "angry", "bitter", and "hateful" to separate them