听一段材料,回答下面几个小题。 What service is being advertised? A.Carpet cleaning. B.Food service. C.House repair. What is the cost of the service if customers call now? A.$4.49. B.$25.46. C.$ 29.95. Who is most likely to call for the service? A.Master Cleaners. B.Repair workers. C.Housewives.