Answer:
subsistence farming, slash and burn, nomadic herding
Psychiatrists help patients with mental disorders (psychologists also help healthy people), such as schizophrenia, depression bi-polar disorder. Psychiatrists work directly with patients and typically have a lot more medical training that psychologists.
Chile could be the answer
P.S. I'm not very skilled at Social Studies; but the answer MAY be correct
Hope this helps! :D