If only five colonists were killed in the Boston Massacre, why was it termed a massacre?

APeople didn't understand what a massacre was then.

BThe British army wanted to exaggerate the incident to citizens back in England to show how uncivilized the colonists were.

CThe Boston Gazette wanted to exaggerate the incident to increase support for the anti-British cause.

DThe word massacre typically means the killing of 5 to 10 individual