Answer:
D) polarize north and south further
Explanation:
It should be this answer as this act was part of the Compromise of 1850 to appease both sides of the slave-owning South and the antislavery North. This act was just another cause of the Civil War because there were several disputes that pushed the secession of the South; with this act, it required all escaped slaves to be returned to their masters and that officials and citizens of free states had to cooperate.