2. The following product structure tree shows the components needed to assemble one unit of product W. Determine the quantities if each component needed to assemble 100 units of W. Determine EPP and production run sizes using Part-Period Method with detailed explanation considering setup cost =$100 per run; unit holding cost =$1.25 per period. Use the part-period method to determine production run sizes for the following demands (i.e., net requirement) for a manufactured part. 5 3. In the context of lot-sizing strategies in material requirement planning (MRP), which of the following is the primary goal? Maximizing holding cost Ensuring that the inventory size is constantly increasing Maintaining a constant level of inventory Minimizing the sum of annual ordering cost and holding cost. 4. ordering is a type of lot sizing method that covers the requirements of a predetermined number of periods. Backlot Fixed interval Fixed item Phased time