The incidence of mental illness is the maximum if the causal factors affect a particular period –: (A) Perinatal period, (B) First five years of life, (C) School age, (D) Adolescence
Answer is B. The root of mental health are in early childhood (first 5 years of life) - Park
Other crucial period for mental illness : -


Pregnancy (Prenatal period)
School age
Adolescence
Old age