Not exactly. There was an exact line. Anything below that line would be slave states. Anything above would not.
Answer:
It banned enslavement.
Explanation:
There is an acronym that is very helpful for these kind of problems.
Free- 13
Citizens- 14
Vote- 15
This small device shows you what the 13 - 15 amendments did.
The answer is 4 if so dont blame me
C, social services for immigrants