Under Oregon's Death with Dignity Act, Which of the Following

Under Oregon's Death with Dignity Act, which of the following would constitute a legally assisted suicide?

A) A husband who is not a doctor shoots and kills his terminally ill wife.
B) A medical doctor pushes a terminally ill person off the roof of a tall building.
C) After obtaining statements from two doctors attesting that a man had less than six months to live, that he has freely chosen to die, and he is able to make critical health decisions, a doctor provides the man with sufficient pills to end his life.
D) After obtaining statements from two doctors attesting that a man had less than six months to live, that he has freely chosen to die, and he is able to make critical health decisions, doctors stop providing any medical care.
E) None of the above.