e the adoption of the northwest ordinance is the answer
B. The extension of suffrage by eliminating property qualifications for voting ;
The rapid settlement of Western lands between 1789 and 1803 led to the adoption of the Northwest Ordinance in 1787. This ordinance established a framework for governing new territories and emphasized democratic principles, including the prohibition of slavery. Therefore, the correct answer choice is E. the adoption of the Northwest Ordinance.
;