The correct answer to this open question is the following.
We assume that this is a true or false question. If this is the case, then the answer is "true."
It is true that the difference between the Declaration of Independence and the Constitution is that the Declaration states goals or philosophy and the Constitution puts the ideals into action.
The Declaration of Independence was promulgated on July 4, 1776, and was drafted by Timas Jefferson with the help of Robert Livingston, Benjamin Franklin, Roger Sherman, and John Adams.
The Constitution of the United States was created during the Constitutional Convention held at the city of Philadelphia, Pennsylvania, during the summer of 1787, where delegates met to discuss and debate the new form of government of the US after the Articles of Confederation.