Answer:
Aaron Burr
please mark me as brainiest
The Arabs spoke and still do mainly speak Arabic, which is the one thing that unites such a wide variety of people. They mostly lived in the Arabian Peninsula.
Take off D; the North had won some battles up to that point. Rip off A; the South would never let go of slavery. Take off B, since the Union had some wins already. You can now clearly see where the answer is.