Discussing soldiers from the same side firing at their own men probably from crossfire
The correct answer is B.) Treatment of the mentally ill should take into consideration the patient's needs.
I know I'm late to answering this (a whole year in fact) but might as well try and help people who have the same question.
It means live in the moment. You can't change the past, so don't worry about it. The future does depend on what you're doing now, but belive it is good.