What Was the Significance of the Battle of Yorktown

What was the significance of the Battle of Yorktown?

A) It was an American victory that inspired the French to ally with the Americans.
B) It resulted in British surrender and evaporated British public support for the war.
C) It is considered a turning point for the Americans following a dismal period.
D) It is considered the first battle in what would become the Revolutionary War.
E) It was the first major defeat for British troops and revealed the war would be longer than they thought.