[Solved] What type of dentin occurs when odontoblasts in the area of the traumatized tubules may perish because of the injury,but neighboring undifferentiated mesenchymal cells of the pulp can move to the area and become odontoblasts? A) Reparative dentin B) Reactive dentin C) Sclerotic dentin D) Mantle dentin 80/20 Rule: A principle stating that 80% of effects come from 20% of causes, often used to highlight the importance of focusing on the most productive inputs. Mary Parker Follett: A pioneering theorist in organizational theory and management who emphasized the importance of collective action and the role of negotiation in conflict resolution. Cooperation: The action or process of working together to the same end, often resulting in mutual benefit. Democratic Way of Life: A system of living based on principles of democracy, which include fairness, equality, and the right of people to have a say in government and decisions affecting their lives.