Norwegian resort tours (nrt), which operates in a very competitive marketplace, is considering four categories of performance measures: (1) profitability measures, (2) customer-satisfaction measures, (3) efficiency and quality measures, and (4) learning and growth measures. the company assigns one manager to each tour resort to oversee the resort's general operations. if nrt desired to adopt a balanced-scorecard approach, which measures should the firm use in the evaluation of its managers?