The main reason why the South was so upset by Lincoln’s election in 1860 is because he had made it clear that he was opposed to slavery, which was the primary driving force of the South's economy.
C.) the citizens began to revolt in Hungary
It would be D because it gives the most background and summary info to the questions
That is called <span>Hajj.
- - -
Hajj is when (able) Muslims are required to travel to Mecca.
</span>
