How does John C. Calhoun's speech from the 1803s reflect continuities that went back to late 18th century debates over the Constitution and American culture? A). It indicates that pro slavery politicians were consistently unable to persuade others to support them during the 18th and 19th centuries.

B). It demonstrates that disputes over slavery consistently caused regional friction during the 18th and 19th centuries.

C). It suggests that Southern politicians consistently softened their belief in racial hierarchy from the 18th to the 19th centuries.

D). It highlights the consistent trend toward the abolitionism that marked all American regions from the 18th to the 19th centuries.