The Constitution
At the 2nd Continental congress<span />
No idea I wish I could help you
The main grievance of the colonists leading up to the Revolution was
that Britain was taxing them too heavily. Less taxation would have led
to less protest, which could have inevitably led to the colonies staying
under British possession.
Answer:
It proclaimed the freedom of slaves in the ten Confederate states still in rebellion. It also decreed that freed slaves could be enlisted in the Union Army, thereby increasing the Union's available manpower.
So I'm guessing D or B.