11: A blood distribution center has access to monthly blood package demands for a year. Preparing a blood drawing bus costs kt in each month t. Drawing blood from each donor costs an additional Ct per unit in each month. However, the screening and testing process would take about a month, so the units drawn in month t are going to be available for inventory and use in month t + 1. Holding each unit of blood products in inventory costs ht. Note that the distribution center has to satisfy all demands completely. Optimize a yearly plan such that the total cost is minimized when faced with demand dt. Use the data for the Inventory control model. 11: A blood distribution center has access to monthly blood package demands for a year. Preparing a blood drawing bus costs kt in each month t. Drawing blood from each donor costs an additional Ct per unit in each month. However, the screening and testing process would take about a month, so the units drawn in month t are going to be available for inventory and use in month t + 1. Holding each unit of blood products in inventory costs ht. Note that the distribution center has to satisfy all demands completely. Optimize a yearly plan such that the total cost is minimized when faced with demand dt. Use the data for the Inventory control model