I think that it makes children afraid, it can stop the bad behaviour of children is just the time to punish him, but when you are not with him. He may do another yae behavior. They got caught or punished him with violence.
I think that spanking makes children fearful. It can stop the bad behavior of children was just time for you to punish him. But when you are not with him. He may do more bad behavior. Because no captious or punish him with violence.