The answer is “he states that it spread from the middle east” , because first he talks about florence, italy :)
I believe the flag should stay up because that memorializes the Civil War and the whole receding from the U.S.
In the underground railroad, there were safe places that the slave hid and slept that were called "safe houses" or "stations". The slaves traveled in a couple set of routes with regular paths. The slaves hid and slept in stations during the day and then traveled at night, because the slaves owners were looking for them during the day, so the slaves would be safer if they hid and slept during the day.
Therefore the answer that you are looking for is,
All of the above.
I hope that this has satisfied you.
Answer: Table headers
Explanation: Give me the brainiest