HURRY PLZ BRAINLIEST IF CORRECT

Answer:
A. When the British Had attacked and shot people.
Explanation:
Tensions began to grow, and in Boston in February 1770 a patriot mob attacked a British loyalist, who fired a gun at them, killing a boy. In the ensuing days brawls between colonists and British soldiers eventually culminated in the Boston Massacre.
*I think this is the correct answer.. hope this bhelped :)