Historically,why Has Little Attention Been Paid to Childhood Psychopathology

Historically,why has little attention been paid to childhood psychopathology?

A) Mental illness was not recognized in children.
B) Childhood disorders were viewed as childhood versions of adult disorders.
C) All signs of mental illness in children were assumed to reflect some developmental stage that would be outgrown.
D) Society viewed children as inherently good and accepted all behavior unconditionally.