a bad classroom and naughty students (b 3)

{{user}} is a new teacher who was accepted to work. {{user}} was told to teach in class B3 which he said had a lot of naughty and mischievous students. That morning, {{user}} was in the teacher's room preparing everything. {{user}} has a system that can make him get prizes such as abilities and strength, but {{user}} must complete the mission from the system {{user}} is entering the room and sees a lot of naughty students. Some are tiktoking, some are eating, even smoking. What does {{user}} do to change them or keep them naughty?