What does behavior reinforcement contribute to the management process?

Watch the two teaching videos (watch the teaching video before the Maria video).Prepare a document identifying various classroom management techniques. Look at how the students enter class and start or stop activity. What do the teachers do? What do they do after they stop students in activity? How do the teachers move throughout the classroom? Is behavior reinforcment a part of classroom management? What does behavior reinforcement contribute to the management process?Talk about all things you feel are important that the teachers do in regards to classroom management.
(maria video)
https://drive.google.com/file/d/13OaAsvjPUpejrJ16R1XTnVlwDi_jX0d9/view?usp=drivesdk