The pulp becomes necrotic because of tooth trauma or tooth decay, and the tooth will appear greyish-black. Endodontic treatment must be done to treat the discoloured tooth which has pulp necrosis. If teeth still appear greyish-black, dentist can treat the discolored teeth by bleaching , laminate veneer or crown .
Reasoning, as a way of proving arguments, comes in many different forms. Different forms of reasoning are accepted in different fields and contexts. Arguing with family members generally relies on different methods of reasoning than arguing with professors.
inductive reasoning. involves going from a series of specific cases to a general statement. The conclusion in an inductive argument is never guaranteed. This means the conclusion may be true or false. deductive reasoning. A type of logic in which one goes from a general statement to a specific instance.