The most effective opposition to British imperial force in the colonies were?

a, the attack of aroused citizens upon tax collectors


b. the ruffians and troublemakers in the colonies


c. women who organized boycotts againts buying bristish goods


d. the inferior English soldiers themselves

The most effective opposition to British imperial force in the colonies were?
I think its (a)...
Reply:e. Overstretched supply lines and a distraction by affairs elsewhere, which limited the British political commitment. The British were essentially always at war (cold or hot) with France during that time period and the US colonies were just a distant theater.