Marla always strives to excel in her career. Several years ago, she finished college, finally achieving a Ph. Although she works as an educator and has a secure position at an urban college, she does not hold a faculty position at a prestigious university. It is obvious to her colleagues that Marla is unsatisfied with her position at work. She constantly gives co-workers subtle reminders of her superior academic credentials and only participates in work activities where she will assume a leadership role. Analyzing Marla's situation using Maslow's hierarchy of needs, which of the following needs are unmet?