What did the northwest ordinance outlaw in the northwest territory

The northwest ordinance an outlaw in the northwest territory in which they made a confederation congress that is considered to be a legislative act that was made and had bring importance because this protects the liberty of the people and to be able to outlaw the slavery that is happening in the northwest. 

answer; i believe that the correct answer is (d); //declaration of independence; plz check first good luck

the american colonists were happy with their vicorty, but the french were mad and the french and indians were not alies, and neither were the french and colonist. i think,