Final answer:
Learning about behavior development levels and staff attitudes can enhance job performance.
Step-by-step explanation:
The first possible reason for learning the 4 Behavior Development Levels and accompanying Staff Attitudes is A) Enhancing job performance. Learning about behavior development levels and staff attitudes can help employees improve their job performance by gaining a better understanding of how their behavior impacts their work. For example, by learning about the different levels of behavior development, employees can identify areas where they need to improve and develop strategies to enhance their performance.