The best way to fix Rima's defiant behavior is through positive and negative punishment.
We can arrive at this answer because:
In Rima's case, positive punishment can be applied by leaving her more time at school after class whenever she maintains this negative behavior. Negative punishment, on the other hand, can occur when something Rima likes is taken away from her, whenever she maintains this behavior.
More information about negative and positive punishment at the link:
https://brainly.com/question/17751923