Correct answer should be 4 to 50 %
Frequency, Intensity, time and type
Well if you already have the silver stuff on your tooth the only way to get it out is if your tooth falls out or if the stuff scrapes off...or you could just lower the amount of sugar intake you have.
Hope I could help!!
Answer:
Talking about dying or wanting to die
Talking about feeling empty, hopeless, or having no way out of problems
Mentioning strong feelings of guilt and shame
Talking about not having a reason to live or that others would be better off without them
Social withdrawal and isolation
Giving away personal items and wrapping up loose ends
Saying goodbye to friends and family