Determination of a worker's insured status for social security benefits depends upon the? A. workers age
B. number of years worked
C. number of quarters worked
D. workers average annual earnings

Depression is lifelong, though you can get medication to with it. the difference between sadness and depression is that sadness lasts a little bit, depression last a long time and it goes on and off. people usually get depression through experiences they have been through, or genetics.