Another reason is that television has the aspect that disturbs society through broadcast of undesireble contents socially.For example,in television and movies scenes involving murder and pornography are easily broadcast.In certain drama of television,a famous actor was killed by someone,and in another drama program,appearing normally,he was killed again;in other words,murder in a row in fiction is taken for granted.This event in fiction may cause people to justify violence or murder psychologically. Broadcast of such program daytime can't be good environment to chidren watching those.Human tend to pretend to act characters or things in television,so that there is no doubt that it's not educational,let alone children.