This text is mainly about the death of Trayvon Martin and the
A Civil Rights Act that made discrimination illegal.
B shooting of another black teenager two years later.
C history of the #BlackLivesMatter movement.
D evening that George Zimmerman killed him.
The correct answer is D: evening that George Zimmerman killed him.
Explanation: The text primarily focuses on the specific event surrounding Trayvon Martin’s death and the circumstances of his shooting by George Zimmerman, which sparked national outrage and discussions about race relations and justice in the United States.