D since the main goal is to form a perfect union then it follows to rights and leads on
The word would be 'use' because it can be used both as a verb and noun but here is used as the noun. We can tell they want a noun since the word 'correct' is an adjective, which describes only nouns. It wouldn't be 'used' because it is a past tense of the verb.
It depends if you mean the proverbial parable from the Bible it would be know but if you mean like a story to teach a lesson then yes but most likely yes :) XD
He says this because he is discussing the Fourth of July -- Independence Day.
Douglass says, however, that not everyone is independent. Some Americans, he reasons, are far from independent -- namely slaves. It is ironic that, on a day Americans celebrate freedom, a large portion of the population is anything but free.