Sienna was initially nervous when she started her new job. It seemed like everyone was speaking a different language! Nearly everyone she interacted with in meetings and in casual conversations referenced so many acronyms, and she had trouble understanding them all. 6 months later, Sienna is enjoying her job much more. After becoming more familiar with the many corporate acronyms, she is now more motivated to participate in team discussions and brainstorm ideas. With Sienna's better understanding of her company's acronyms meanings, it motivated her to change her behavior and be more involved in work discussions. Which intrapersonal theory is this an example of?Explain