We the people of the United States in order to form a more perfect union established justice ensure domestic tranquility provide for the common defense promote the general welfare and secure the blessings of liberty to ourselves and prosperity do ordain and stylish this Constitution for the United States of America which idea is expressed in this expert from the constitution

 B) the Constitution is a guiding document that will improve the country.

Explanation:

The Constitution according to this excerpt is meant to improve the country by forming a more perfect union where there would be domestic tranquility, a promotion of general welfare, liberty and justice.

This is the main reason the Founding Fathers decided that it was time to seek independence from Britain because it seemed that the British were not doing it for them.

health and medicine because people are dying from not being healthy or not strong enough medicine

answer: the time zones used to be whatever the local authority wanted them to be. one town might have 6am whenever the sun came up and another town had 6am 10 minutes later.  

the trains had a hard time when their orders said to be at a certain point at 6am.  

6am, but who's 6am.  

the railroads got together and set the time zones more or less along the longitude lines across the country.

explanation: