Answer:
up north ; to canada
Explanation:
The slaves went up north because they could be free
Abolitionists employed each of these techniques. The underground railroad was a system used to help slaves escape. Religion played a critical role in helping people realize the immorality of slavery and armed force was used in certain cases (occasionally resulting in even greater problems or backlash from slave owners).
one contribution was the Christian architecture
another one the "the code laws"
not B, I think either A or D