A large organization in Australia has ongoing contract works for numerous infrastructure projects in different states and territories. A division of this organization, i.e. N-Wing-S is responsible for arranging material resources for all of their contract projects based in Victoria. The division oversees the inventory of materials, ensuring that adequate stock levels are maintained to meet project requirements. Assume that you are the manager responsible for resource planning and management you need to discuss the following. a) Surplus of materials b) Shortage of materials (Note that it's a consumable materials) c) Wastage of materials