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. For the scenario given assume that you are manager responsible for resource planning and management in a production facility discuss regarding the following cases. a) Price variance of materials b) Quantity variance of materials c) Quality variance (deviation of materials)