They needed to keep their slaves otherwise it would have put them in serious debt and they would need to do the work themselves which was a lot due to the south was the biggest cotton producer in the world but, the north didn't want them to have slaves.
You should search up the answer online it usually tells you
Troubadours lived in southern France and wrote poems in the provençal language. This word comes from the word "trobar" which means "to invent". While Trouveres flourished in northern France and wrote in old french. They refer to poets and composers who were influenced by troubadours.