When a test has been shown to be able to indicate future performance, psychologists say the test has validity. a) standardized b) predictive c) interscorer d) test-retest

I the correct answer is b predictive

Perform surgeries is the correct answer.

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.