Answer:
C). To announce the decision of the colonies to sever their ties to England.
Step-by-step explanation:
The excerpt from the 'Declaration of Independence' announces the decision of the colonies to detach all their ties with England'. It asserts the claim that it becomes necessary to overthrow/break away from the government when it begins to overlook the rights of their citizens and failed to keep them united('impel them to the separation). The forefathers of declaration proposed sufficient evidence to justify their claim. Thus, as per the question, the purpose of this essay is to declare the decision of colonies to sever their bonds with England.