Final answer:
Acknowledging challenging behavior calmly and promptly aligns with the React part of the PBS approach.
Explanation:
When you acknowledge challenging behavior in a calm and timely manner, you are implementing the React part of the PBS approach.
PBS focuses on actively increasing or teaching functionally equivalent replacement and other desirable behaviors while considering reactive procedures for handling challenging behaviors when they occur.
By responding calmly and promptly to challenging behavior, you are effectively addressing the situation and promoting positive behavior in line with the PBS approach.
Learn more about Positive Behavior Support (PBS) here:
https://brainly.com/question/45099920
