When does the differentiation of the sex organs occur in fetal development?

Why do adolescent boys succeed in committing suicide more often than adolescent girls?

a) Boys attempt suicide more frequently than girls. b) Boys encounter more serious episodes of major depression than girls. c) Boys experience more social stigma for attempting suicide than girls. d) Boys tend to use more violent means, like guns, to attempt suicide.

When one suicide leads to attempts by others to kill themselves, this is called

a) mass suicide. b) cluster suicide. c) suicide ideation. d) self-fulfilling prophecy.