The I$-75$ Carpet Discount Store sells Super Shag carpet with an average daily customer demand of $30$ yards and a standard deviation of $5$ yards. The lead time for receiving a new order is $10$ days. The store aims for a service level of $95\%$ with a $5\%$ probability of stockout. What is the primary purpose of calculating the reorder point and safety stock in this scenario? $(2$ pts$)$A$)$ To estimate the average daily demand for Super Shag carpetB$)$ To minimize the lead time for receiving new carpet ordersC$)$ To determine the maximum order quantity for each shipmentD$)$ To ensure a sufficient inventory level to meet customer demand during the lead timeE$)$ To evaluate the effectiveness of the store's discount strategy