Did the British Defeat at Yorktown End the War

Did the British defeat at Yorktown end the war?

A) No, the fighting actually continued for more than a year.
B) Yes, the peace terms were concluded within a month.
C) Yes, the Loyalists quickly switched to the Patriot cause and Britain knew it had lost.
D) No, the war shifted to Canada, where it continued for another five years.
E) No, guerilla warfare between Loyalists and Patriots dragged on for another decade.