I think it was the past with Britain where only one person had complete power. This did not allow people to have a say, which was the reasons why the 13 colonies rebelled. Including the right of the people to revolt against a tyrannical government would protect the fundament of the united states government which was to give the people power and to make sure the US would not become something similar to Britain.
The state of California is bound by the USA constitution under the doctrine of federalism, which points out that the state's constitution is subservient to the federal laws. The state has no foreign powers to enter into any treaty with foreign powers,as that is a reserved power of the federal government. should there be a conflict between a state laws and the federal government,the latter's shall supersede,which implies that California can not make any laws to effect any such a desire. In addition, the California state is a member of the USA nation, whereby its residents shares common goals and culture with the rest of the populace.
Americans like William Lloyd Garrison and Frederick Douglass were some of the driving forces behind the anti-slavery movement.
I could be wrong but I think it would be A and D I could be wrong but give it a shot.