The option is (D).
It is obvious the first question would be what is the text about,what does the author try to convey and how does he presents the facts to manage his goals.
The correct answer is the C. Constitution for the United States of America.
Explanation
A preamble is a part of the introductory part of a law in which the reasons for which it originated are contextualized and exposed. According to the foregoing, the preamble of the United States allows us to know the context in which the Constitution originated and its purpose as a normative framework of a nascent nation. So the correct answer is the "C. Constitution for the United States of America" because fragment clearly establishes the purpose of this document.
when is it due? :) so I can write it for you do I start now or later?