I don't reall understand this question can some one tell me if I'm right?

What is meant by the basic principle popular sovereignty

The government is set up as a constitutional republic
The people have the right to alter their government
Congress has the right to regulate trade***
The president has the right to veto any bill that Congress has passed

Please help me :)

2 answers

No.

http://www.dictionary.com/browse/popular-sovereignty
It would be B :)