Sheila is an engineer who wants to improve her leadership skills, because she hopes to be promoted to management. Which of the following pairs of classes would be most effective? Select answer from the options below A human relations class to learn how to cultivate positive interpersonal relationships, and a managerial accounting class to learn the financial implications of management decisions. A writing class to learn to create better emails and memos, and a human relations class to learn how to cultivate positive interpersonal relationships. An engineering class to increase her knowledge and competence in her field, and a human relations class to learn how to cultivate positive interpersonal relationships. A managerial accounting class to learn the financial implications of management decisions, and an engineering class to increase her knowledge and competence in her field