Which approaches of thought are mentioned in the text?(1-6)只填选项对应的小写字母序号 a. Behavioral Approach b. Scientific Management c. Systems Approach d. Contingency Approach e. The Quantitative Approach f. General Administrative Theory Which approach do the following persons, events or ideas belong to?(7-14)只填选项对应的小写字母序号 g. Total quality management h. Henri Fayol i. Hawthorne Studies j. Frederick W. Taylor k. Open systems l. Bureaucracy m. “If...then...” n. Organizational Behavior