16 18! but dont do it
they may become pregnant or become addicted to things that are unhealthy like drugs. they may also not have a good job to raise a family.
Because high school is probably too hard for them. High school makes them so fed up that they had it with school. So no returning back for them.
mostly their parents, also their peersOr:That blame should be awarded to the individual that drops out. Blaming others for a personal failure to measure up to society's established minimum standards...