A I have to make this 20 long so I am just going to type IGNORE THIS
FALSE.
The mental illness of environmental effect has a cause in the very environment prone to cause illness in a person. This person may have some physical readiness to get sick, but not necessarily.
Healthy people also get sick in prone environments, causing a lot of stress. A classic example for mental illness are prisons. However, work and even the family can be environments that generate mental illness.
I Think it's a laborer or if not an investor
Eh idk
True, they also would have a trading system
I believe it's psychological.