p A pizza restaurant is planning for a hour night delivery service. At night it gets requests for pizza deliveries every minutes, and it estimates that on average a delivery can take hours. The cost of a delivery person is $ an hour and the cost of customer waiting is estimated at $ an hour. A How many delivery people would result in the lowest total cost? B How long does it take a customer to get to the pizza delivered waiting in line service time C How would the optimal total cost and wait time in the system change if the average service time was lowered to minutes at a cost $ per delivery person per hour?