how did the stamp act contribute to boston massacre?

A.) british officials ordered their troops to fire upon any colonist who opposed the stamp act, which led to the massacre

B.) colonist angered by British taxes took out their frustrations on British troops, which eventually led to them firing at the colonist

C.) British troops stationed in Boston enforce heavier taxes on colonists than the Stamp Act allowed which led to the clash

D.) colonist boycotted items on which the stamp act was imposed, which was illegal under british law and punishable by death