Answer:
They weren't treated like humans, but more as a commodity, something that can be used and abused without care. In the North, people were against slavery and working to end it, so naturally, you'd go somewhere safer, where you're actually seen as a human being with feelings and unalienable rights.
The correct answer is the last one, signing the Camp David Accords. Those were the agreements between Israel and Egypt signed in 1978, that led to the first peace treaty between these two countries. The negotiations took place at the U.S. presidential retreat at Camp David, Maryland while Jimmy Carter was the president.
This type of vote is know as a Plebiscites
