Answer: 2) Without the chronometer the world would never have been accurately mapped which would have hindered the development of efficient trade routes.
5) The chronometer is the most historically significant object discussed in McGregor's book because it established the concept of global standard time
Answer: A. http://blueskybearwatchers.natureblogs.net
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.