my brain had to process that for a while
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.
Reign of Terror also known as the Great Fear (La Grande Peur), although it didn't start until September 1793. I couldn't find anything else to fit that time frame.
I believe the answer is D. MlK was fatally shot while standing on his hotel patio after giving a speech.