American Sports, an outdoor sports retailer, is planning to add a Web site for online sales. The estimated costs of two alternative approaches are as follows: Alternative $1$ Alternative $2$ Annual fi xed cost $$155,000$ $$315,000$ Variable cost per order $ $9$ $ $7$ Expected number of orders $45,00045,000$ At the expected level of orders, which online approach has the lower cost? What is the indifferencelevel of orders, or the break$-$even level of orders? What is the meaning of this level of orders?