Which one of the following developments took place because of the KansasNebraska Act of 1854?

Options

A. The Missouri Compromise was repealed and people of Kansas and Nebraska were allowed to determine whether they should own slaves or not.
B. The Act did not permit the territories the right to vote over the question of slavery.
C. The voice of the majority in regard to the issue of slavery was muzzled.
D. The Federal Government had the sole authority to decide on slavery.