In the Context of the Zero-Tolerance Policies of Schools in the United

In the context of the zero-tolerance policies of schools in the United States, which of the following is true?

A) A majority of the incidents that lead to expulsion of students involve less-serious crimes.
B) More than 50 percent of serious school disciplinary actions involve possession of a weapon.
C) Schools lack the authority to ascertain whether a child is "guilty" or "innocent."
D) Disciplinary actions taken by schools reduce the risk of students' future involvement in the juvenile justice system.