Many theorists have argued that is the ultimate form of suicide prevention.

People who have tried to kill themselves within the last two years, even if they changed their mind after initiating the attempt or if the attempt was interrupted are 
classified to have the Suicidal Behavioral Disorder.
Many theorists have argued that public education is the ultimate form of suicide prevention. School counselors, school personnel, psychologists and social workers are part of the public education and they included in the process of attempting to prevent, detect and secure assistance for the students.

Yes all of them are right