b. A nonpublic school is encouraged to require any member of its professional staff, who, as a result of information obtained in the course of the person's employment, has reasonable cause to suspect or believe that a student has attempted or completed suicide, to promptly report such information to the division in a form and manner prescribed by the division. As used in this subsection, "nonpublic school" means an elementary or secondary school within the State, other than a public school, offering education in grades K-12 or any combination thereof, at which a child may legally fulfill compulsory school attendance requirements.