The correct answer is b.universal because the actual definition for universal is- affecting, or done by all people or things in the world or in a particular group; applicable to all cases. Hope this helps! :)
It means that everyone is equal, we all have the freedom of life liberty and pursuit of happiness, and that to make sure we have these and our rights are not impeded upon, we have created and managed our government, and our government gets its power from the citizens of the USA