There are a number of reasons. Not just three.
<span> Political conflict
</span><span>The Enlightenment
</span><span>Economic hardship
</span><span>Ineffective ruler
</span><span> International: struggle for hegemony
</span><span> Social antagonisms</span>
The negative effects are <span>Poverty, Overcrowding, and Diseases
the positive effects are that people get jobs
</span>
Answer: A. Arkansas territory organized.
Explanation:
<u>B is incorrect</u> because it was Missouri that would become a slave state.
<u>C is incorrect</u> because it prohibited slavery in territories or states in the Louisiana Purchase NORTH of the Arkansas-Missouri border.
<u>D is incorrect</u> because Maine came into the Union as a free state at this time not California.