Your office needs to deliver products to various sites in your town. you can hire a firm to make those deliveries for $200 per month plus mileage of 50 cents per mile based on an average of 1200 miles per month. or you can lease a truck for $350 per month and pay the related expenses. you estimate that the related expenses for gas, insurance and other are $480 per month. which would be the best deal, contracting or leasing? how much would you save in a year? a. contracting, $30 b. leasing, $30 c. contracting, $360 d. leasing, $360