Question

a widely viewed print made in boston that shows british soldiers firing on helpless colonists at the boston massacre
eyewitness testimony that colonists threatened soldiers before violence broke out
a speech by a revolutionary war leader who claimed that the boston massacre inspired americans to fight for independence
source
interpretation of the boston massacre
by threatening soldiers, american colonists forced british soldiers to fire their guns.
people in boston believed that the british soldiers were responsible for the boston massacre.

Explanation:

Eyewitness testimony states colonists threatened soldiers before violence. This matches the interpretation "By threatening soldiers, American colonists forced British soldiers to fire their guns." The print made in Boston shows British soldiers firing on helpless colonists, aligning with "People in Boston believed that the British soldiers were responsible for the Boston Massacre."

Answer:

Eyewitness testimony - By threatening soldiers, American colonists forced British soldiers to fire their guns. A widely - viewed print made in Boston - People in Boston believed that the British soldiers were responsible for the Boston Massacre.