Which of the following was one of the effects of the Kansas-Nebraska Act?
A. Kansas and Nebraska were united into one territory
B. Residents could vote on the issue of slavery
C. Banned slavery in both Kansas and Nebraska
D. Allowed slavery in both Kansas and Nebraska

The correct answer is B) Residents could vote on the issue of slavery

Explanation:

The Kansas-Nebraska Act was passed by the United States government on the 30th of May 1854. For many pro-slavery leaders, it was seen as a win and was set to repeal the earlier Missouri Comparison which was signed in 1820.

Unfortunately, the Act created more problems than solutions. Kansas itself soon erupted, with wide scale violence taking place between both pro and anti slavery mobs. The situation became bad enough for the Federal government to step in and send forces to bring peace.

d.

the northwest territory became the most densely populated area in the u.s.