Does anyone know what caused the southern secession

Many maintain that the primary cause of the war was the Southern states' desire to preserve the institution of slavery. Others minimize slavery and point to other factors, such as taxation or the principle of States' Rights. Two major themes emerge in these documents: slavery and states' rights.

Many maintain that the primary cause of the war was the Southern states' desire to preserve the institution of slavery. Others minimize slavery and point to other factors, such as taxation or the principle of States' Rights. ... Two major themes emerge in these documents: slavery and states' rights.

Explanation:Many maintain that the primary cause of the war was the Southern states' desire to preserve the institution of slavery. Others minimize slavery and point to other factors, such as taxation or the principle of States' Rights. ... Two major themes emerge in these documents: slavery and states' rights.

the answer is d. give brainliest if right.

ps is this 7th grade civics?