Question

Depression and suicide are more common in today's north american culture than they were in the very different north american culture of nearly a century ago. but in both the past and the more recent cultural settings, pessimistic thinking and feelings of loneliness corresponded to a heightened risk of depression and suicide. this best illustrates that ________ often underlie cultural differences in behavior.

Answer 1

The answer to this question is: Unconcious motive
According to Sigmund feud, Unconcious motive refers to the reinforcement of desire, impulse, and memories that has been repressed into our unconscious state and will affect our behavior.
If we constantly feel depressed and unmotivated, we will unconsciously tell ourself that our life has no meaning, which will lead to higher risk of suicide