The correct answer is A) it helped unify the colonists to fight the war.
The Declaration of Independence was important to the American Revolutionary War effort because it helped unify the colonists to fight the war.
The Declaration of Independence is considered to be one of the most important moments in the history of the United States. It was proclaimed on July 4, 1776, and was drafted by Thomas Jefferson and other four prominent founding fathers. The group was called the "Committee of Five," comprised by Benjamin Franklin, John Adams, Robert Livingston, Roger Sherman, and Thomas Jefferson. The Declaration stated the reasons why the United States demanded independence from the English crown.