That is difficult, I'm not exactly sure what the context is but... I would answer with the Nile River
The correct answer is (d.) a place where Muslim philosophers met to contemplate life. The House of Wisdom was actually a major intellectual center for well-known scholars during the Golden Age that made many remarkable contributions to the diverse fields.
The Stamp Act: mandated that colonists affix stamps to certain legal and commercial documents
The Supreme Court ruled that he was not a U.S. citizen of the United States and therefore could not sue for his freedom in the U.S. court system. This was a famous case that failed to provide a legal route at the time for challenging slavery in the courts.
The abolishment of slavery. The South wanted to keep their slaves