Final answer:
The best way to handle a student who is not on task or deliberately rude is to talk to the student privately to stop and redirect their behavior, and implementing a reward system for good behavior in the classroom can also be beneficial.
Step-by-step explanation:
The best way to handle a student who is not on task or is deliberately rude is to talk to the student privately to stop and redirect their behavior. This approach allows for a one-on-one conversation where the teacher can address the specific issue, provide guidance, and set clear expectations for the student's behavior. This method is more effective than publicly calling out the student or immediately resorting to disciplinary actions like sending them to the principal's office. Additionally, implementing a reward system for good behavior in the classroom can also be a helpful strategy to encourage positive behavior and engagement from all students.