What Was the Stamp Act Congress's Most Major Decision

What was the Stamp Act Congress's most major decision?

A) That Parliament could not directly tax the colonies because they did not have representation.
B) That Parliament had no right to tax the colonies in order to regulate trade.
C) That the colonies were to be free and independent of England.
D) That King George III had overstepped his authority by issuing the Proclamation of 1763.
E) That only the Continental Congress had the authority to tax the colonies.