Which one of the following is not a socio-pathological factor associated with mental illness?

Causes of mental health disorders: Organic conditions : Cerebral arteriosclerosis, neoplasma, metabolic diseases, endocrine diseases and chronic diseases (TB, leprosy, epilepsy) Heredity : Schizophrenia Socio-pathological : Worries, anxiety, emotional stress, tension, frustration, unhappy married life, broken homes, poverty, industrialization, urbanization, cruelty, rejection, neglct, etc.