The demand for a particular model of a cellphone at a retail store adheres to the followingdistribution:Demand per day $012345$LeadTime $123$The store orders $15$ phones each time to have in stock to meet demand whenever there are$6$ units left in stock. They are trying to maintain low inventory levels. The holding cost isR$100/$unit$.$ The ordering cost is R$350$ per order. The lost sale cost is R$150/$unit$.$ A simulationis to be developed to estimate the average daily inventory cost over $25$ days, assumingthere are currently $5$ units in inventory.Simulate $25$ days of this inventory management situation and calculate the total averagedaily inventory cost. NB: show all the steps.