After George Zimmerman Shot and Killed Trayvon Martin in 2012,the

After George Zimmerman shot and killed Trayvon Martin in 2012,the police did not arrest him because of the Stand Your Ground law.What was the supposed purpose of this law?

A) It required people to call the police when they perceived someone might be a physical threat.
B) It encouraged people to retreat from violent conflict at any cost.
C) It forced people to stay where they were when they sensed a threat to themselves or others.
D) It gave people the right to defend themselves against someone they perceived as a threat.