Using the telephone is not wrong. If you know some time in appropriate and necessary, but if applied at the time of the offensive, it can negatively in many aspects. Create a dancing beam surrounding her roommate and teacher
Phone use is not wrong. If used in a reasonable time as necessary. If used in an unreasonable time, it can cause a negative effect on many aspects. Create beams dance parties around classmates and teachers. So to use the phone in the classroom should be used only when necessary.
The use of telephone is a wrong thing If you know the time is reasonable and necessary But if used at the time didn't deserve it can cause in many aspects The annoying roommate to people and teachers