If the QWL program at American Airlines had included a goal of training supervisors to encourage employee engagement, what component might be a part of the fourth phase of the ADDIE model? Group of answer choices An objective assessment of whether supervisors actually needed such training. A process for evaluating the effectiveness of the completed training. The conduct of role-playing exercises to practice supportive communication. Identification of learning theories to best support the learning transfer process. Identification of desired training outcomes and appropriate training methods