The Principle of Popular Sovereignty Mean That

The principle of popular sovereignty mean that

A) the United States would hold a referendum to determine if slavery should be allowed to spread beyond its current boundaries.
B) each territory would decide for itself whether to allow slavery or not.
C) states could determine whether they would permit the buying and selling of slaves.
D) American citizens could determine how they would manage their slaves without interference.
E) the political party in power in any state could determine that state's slavery policies.