18) is one of the cost centers of hotel A. . C. D Kitchen Dining room Lobby All of the above 19) Which of the following is FALSE? Service business A Cannot be stored . Easy to control quality C! Non-standard products D Qualitative measurement Manufacturing business Can be stored Difficult to control quality Standardized products Quantitative measurement 20) Which of the following would be considered a service industry? I II III IV An airline company A railway company A construction company A firm of accountants A B . I. II and III only II, III and IV only I, II and IV only All of the above are correct D