<prompt> Which one of the following is an environmental factor associated with mental illness?Emotional stressFrustrationBroken homeall of the above  <response>: the social and environmental factors associated with mental health comprises of worries, anxieties, emotional stress , broken homes , frustration, ,tension,unhappy, marriages, povey, industrialization environmental factors other than psychosocial ones capable of producing abnormal human behaviour are toxic substances carboun disulfide, psychotropic drugs are barbiturates, thiamine deficiency, measles and rubella infection, radiation ref ;page no;83223rd edition of PARK;s textbook of Preventive and Social medicine 